3.1. Employer Characteristics File (ECF)

3.1.1. Overview

This file family contains industry, employment size, geography, and ownership of employers. The primary source of characteristics is the Quarterly Census of Employment and Wages (QCEW). Establishment addresses have been geocoded to assign geographic regions. National firm age and size information are largely sourced from the Census Bureau Longitudinal Business Database (these require IRS approval).

The ECF file family includes the following files:

  • ECF_ST_SEINUNIT

    An establishment level file with industry, size, location, and ownership.

    • Scope: State

    • Key: SEIN YEAR QUARTER SEINUNIT

  • ECF_ST_SEIN

    Sourced from the SEINUNIT file, this file provides SEIN-level modal characteristics across establishments. Reference employment counts from UI wage data are also included, as available.

    • Scope: State

    • Key: SEIN YEAR QUARTER

  • ECF_ST_T26:

    This table contains the national firm age and size for employers in the ECF. This file requires IRS approval.

    • Scope: State

    • Key: SEIN YEAR QUARTER

3.1.2. User Guidance

Identifiers: Employers vs. Firms vs. Establishments

QCEW data are reported at the establishment (SEINUNIT) level, regardless of state. However, UI wage records in nearly all states are reported at the state tax identifier level (SEIN), and users often wish to conduct analyses at an employer or firm level. We typically refer to SEINs as employers in this document, but users should be aware they are fundamentally a tax entity and distinct from an establishment or a firm, as described below:

  • For single-unit firms the SEIN is the firm and the establishment. These employ about half of workers.

  • For multi-unit firms the SEIN is sometimes a firm and sometimes a subset of firm activity. Firms will have multiple SEINs if the firm has employment across multiple states, but can also have mutiple SEINs within a state.

  • Multi-unit SEINs indicate the firm has multiple establishments within a state. It is most common that establishments within a SEIN operate in the same industry, but there are exceptions.

  • Information on the parent firm is available via links to IRS information on firm ownership, obtained from the Longitudinal Business Database (LBD) [Chow et al., 2021] . These parent firm identifiers, as well as parent firm age and size characteristics, may be obtained by linking to the Title 26 ECF file.

The ECF SEINUNIT file contains establishment-level information that is primarily provided directly from QCEW. In contrast, the ECF SEIN file contains information about the modal characteristics at the tax identifier (SEIN) level, which is constructed from the establishment-level records. If your project makes use of the LEHD’s job-level files, then you are able to link these ECF files directly to the EHF, JHF, or QWI to incorporate establishment or employer-level information. However, depending on your use case, you may wish to construct additional linkages at a level that corresponds with the LBD definition of a firm. Any such linkages require the use of the ECF T26 file, and will therefore require IRS approval.

For further details on the firm-level age and size variable construction, see below.

Establishment Geocoding

Geography is provided on the QCEW inputs in several different fields:

  • Physical address of establishment

  • Mailing address for establishment

  • County of establishment

The physical address is the preferred source to assign geographic information in the ECF, followed by the mailing address. Both of these addresses are geocoded in the GAL process (Geocoded Address List) to assign a Census block from the most recent Decennial tabulation. The geocoding of each address is given a quality code, 1-4 for physical and 5-8 for mailing. These can be thought of as general reductions in precision, where a code of 1 or 5 may mean that the address was placed in a Census block, and 4 or 8 may mean that only the zip code could be used, so the geocodeed block is not considered a precise location assignment. Mailing addresses are considered inferior to the physical address, since they are not always the actual place of work. When both of these assignments fail or data are missing, a fixed block is selected for the reported county with a geographic quality flag of 9.

After the initial assignment of the Census block, a series of longitudinal edits is performed to improve consistency over time, typically using higher quality information in preference to lower quality information in other quarters. Establishments are allowed to “move,” but it can be difficult to determine whether those moves are a true relocation or simply an artifact of changes in addressing practices. Note, unusually high rates of flux in geographic assignments have been noted in certain state-quarters.

If no establishment geography is available after these edits, a county is imputed for the establishment conditional on industry, using observed statewide data for a posterior. These records are given a geo quality flag of 10.

Tabulation vs. Current Geography

The GEOID_YYYY variable is a 15-character key that references a Census block defined in the latest decennial Census. This is referred to as the tabulation geography. However, regional boundaries and defintions evolve over time, so the codes baked into the GEOID are not necessarily the latest available. The ECF provides a set of regions in current geography that are valid at the time the ECF is produced.

For multi-establishment employers, employment-weighted modal regions are provided at the SEIN level. These regions are not necessarily consistent with each other. For example, though CBSAs (Core-Based Statistical Areas) are composed of counties, the modal county for a firm may not be a component of the modal CBSA, etc.

Industry Assignment

Industry is reported at the establishment level using SIC codes in earlier years of data and various iterations of NAICS codes up to the present. The reported codes are run through a transition algorithm to provide industries in all other coding systems, SIC (1987) and NAICS (1997-2017). The basic steps of the algorithm are as follows:

  1. Identify the most likely coding system used to assign the industry to establishments. This is done with a comparison of reported codes to valid codes in each reporting system.

  2. Retrieve industry tables provided at https://www.census.gov/naics/ to establish concordances between industry coding systems.

  3. Use observed coding changes on establishment data in consecutive quarters to calculate the shares of establishments that get recoded based on the expected concordances. This forms a posterior for imputation.

  4. Perform a combination of longitudinal edits and imputation to generate an industry assignment in all coding systems.

    • If an industry before and after a coding system transition is consistent with a pairing on the concordance tables, longitudinal edits are applied to maintain industry codes.

    • Other industry code changes are considered a change in the primary activity of the establishment. Longitudinal edits are not applied across these changes.

    • Industry codes are cast into each earlier and subsequent taxonomy as needed by using the posterior calculated from observed transition.

  5. Imputation using a statewide posterior is employed to provide an industry to an establishment for which none is reported.

Only the final industry codes assigned in each system are kept on the ECF. The SEIN level table provides the employment-weighted modal employment calculated across establishments.

Ownership

Ownership is provided on the establishment level, but it is extremely unusual for two establishments in the same SEIN to report different ownership codes. Any variations in this pattern could indicate an anomaly in the data. Employers with federal ownership are included in the ECF, but these are not associated with wage records (except in extremely isolated and limited instances).

Firm Age and Size

Firm age and size characteristics are assigned based on the national firm. Firms are defined at the level of operational control (alpha), and so a single firm can include multiple federal EINs. Firm age and size are defined in terms of employment.

Firm age is defined as the age of the oldest establishment when a new alpha comes into existence. Age measures the number of years from the first year of employment (i.e., the first year with positive payroll), when the age is zero. New establishments of an older firm are assigned the age of the national firm.

National firm size is the sum of all workers employed at each establishment in the national (alpha) firm on March 12th of the year. Firm size in year t is defined as the employment-weighted sum of firm size on March 12 in year t-1 of all establishments that are part of an EIN on March 12 in year t.

The primary source of firm age and size information is the Longitudinal Business Database (LBD), an annual table derived from federal tax information (FTI). Because firm age and size data are sourced from FTI, these employer characteristics are included in the ECF T26 files. Employers (SEINs) are linked to the LBD via the federal EIN. When a link to the LBD cannot be made, the age and size is developed from ECF data using a combination of edits and imputation. For additional methodological details, see Haltiwanger et al. [2014].

Federal EIN and FAS_EIN Variable

The FAS_EIN variable is attached to the SEIN to assign firm age and size characteristics. When the Federal EIN is available on input data, it is incorporated into the FAS_EIN, though in some cases it may be encrypted and not linkable to the EIN. The EIN may be edited from that originally reported for longitudinal consistency or to improve linkages with the LBD. When the EIN is not available, the FAS_EIN is formed from the SEIN, with two digits added for a counter to handle cases where the SEIN appears to have been recirculated by the state (unrelated firms being assigned the same SEIN). The FAS_EIN may appear as follows:

  • Prefix EINUS - last 9 digits are the Federal EIN (e.g., EINUS123456789)

  • Prefix EIN[state] - last 9 digits are an encrypted Federal EIN (e.g., EINNY123456ABC)

  • Otherwise, SEIN plus increment (e.g., 33ABCD1234EFGH01)

3.1.3. Codebook: The ECF SEINUNIT Files

Table Metadata for Employer Characteristics File, Establishment (ECF_ZZ_SEINUNIT)

Access Requirements for ECF_ZZ_SEINUNIT
State Approval Required IRS Approval Required SSA Approval Required
Access Requirements X
Description

An establishment level file with industry, size, and location.

Scope

State

Key

SEIN YEAR QUARTER SEINUNIT

Sort Order

SEIN YEAR QUARTER SEINUNIT

File Format

SAS Data Table

Download Codebook

CSV

Variable Information

Variable Information for ECF_ZZ_SEINUNIT
Variable Name Type Length Description

ES_STATE

char 2

ES202 FIPS State SS (See details in appendix)

SEIN char 12 State Employer Identification Number
SEINUNIT char 5 State establishment identifier
YEAR num 4 Year (YYYY)
QUARTER num 4 Quarter (Numeric)

QTIME

num 3

Quarter index (1985Q1=1) (See details below)

IN_202

num 3

SEIN in ES202 (See details below)

IN_UI

num 3

SEIN in UI (See details below)

EMPL_MONTH1 num 8 ES202 Employment Month 1, edited

EMPL_MONTH1_FLG

char 1

Reported or imputed Month 1 Employment (See details below)

EMPL_MONTH2 num 5 ES202 Employment Month 2, edited

EMPL_MONTH2_FLG

char 1

Reported or imputed Month 2 Employment (See details below)

EMPL_MONTH3 num 5 ES202 Employment Month 3, edited

EMPL_MONTH3_FLG

char 1

Reported or imputed Month 3 Employment (See details below)

TOTAL_WAGES num 7 ES202 wages, edited

TOTAL_WAGES_FLG

char 1

Reported or imputed Total Wages (See details below)

BEST_EMP1 num 8 Best UI/202 Employment Month 1
BEST_EMP2 num 8 Best UI/202 Employment Month 2
BEST_EMP3 num 8 Best UI/202 Employment Month 3
BEST_WAGES num 8 Best UI/202 Wages

ES_OWNER_CODE

char 1

Owner code, edited (See details in appendix)

GEOID_2020 char 15 Census geocode: Tabulation state FIPS (2) || Tabulation county FIPS (3) || tract (6) || block (4)

LEG_STATE

char 2

Current FIPS State (See details in appendix)

LEG_COUNTY

char 5

(See details in appendix)

LEG_LATITUDE num 8 Internal point latitude, 6 implied decimals
LEG_LONGITUDE num 8 Internal point longitude, 6 implied decimals

LEG_GEO_QUAL

num 3

Quality of final geography (See details below)

LEG_TRACT char 6 Current Census Tract
LEG_BLKGRP char 1 Current Block Group
LEG_BLOCK char 4 Census Block

LEG_CBSA

char 5

Core-Based Statistical Area (See details in appendix)

LEG_BLOCK_SUF1 char 1 Census Block suffix 1
LEG_BLOCK_SUF2 char 1 Census Block suffix 2

LEG_CBSA_MEMI

char 1

CBSA type 1=Metro, 2=Micro, else=9 (See details below)

LEG_WIB

char 8

(See details in appendix)

LEG_SSCCC

char 5

(See details in appendix)

SIC1987FNL

char 6

Final SIC 1987 code (See details in appendix)

NAICS1997FNL

char 6

Final NAICS 1997 code (See details in appendix)

NAICS2002FNL

char 6

Final NAICS 2002 code (See details in appendix)

NAICS2007FNL

char 6

Final NAICS 2007 code (See details in appendix)

NAICS2012FNL

char 6

Final NAICS 2012 code (See details in appendix)

NAICS2017FNL

char 6

Final NAICS 2017 code (See details in appendix)

NAICS2022FNL

char 6

Final NAICS 2022 code (See details below)

RAMP_SEIN num 8 Ramp Fuzz Factor
UNIFORM_SEIN num 8 Draw from Uni Dist
RAMP_Z_SEIN num 8 Ramp Fuzz Factor
UNIFORM_Z_SEIN num 8 Draw from Uni Dist

Details for variable QTIME on ECF_ZZ_SEINUNIT

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Description

Quarter index (1985Q1=1)

Codebook

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Value Label
1 1985Q1
2 1985Q2
3 1985Q3
4 1985Q4
5 1986Q1
6 1986Q2
7 1986Q3
8 1986Q4
9 1987Q1
10 1987Q2
11 1987Q3
12 1987Q4
13 1988Q1
14 1988Q2
15 1988Q3
16 1988Q4
17 1989Q1
18 1989Q2
19 1989Q3
20 1989Q4
21 1990Q1
22 1990Q2
23 1990Q3
24 1990Q4
25 1991Q1
26 1991Q2
27 1991Q3
28 1991Q4
29 1992Q1
30 1992Q2
31 1992Q3
32 1992Q4
33 1993Q1
34 1993Q2
35 1993Q3
36 1993Q4
37 1994Q1
38 1994Q2
39 1994Q3
40 1994Q4
41 1995Q1
42 1995Q2
43 1995Q3
44 1995Q4
45 1996Q1
46 1996Q2
47 1996Q3
48 1996Q4
49 1997Q1
50 1997Q2
51 1997Q3
52 1997Q4
53 1998Q1
54 1998Q2
55 1998Q3
56 1998Q4
57 1999Q1
58 1999Q2
59 1999Q3
60 1999Q4
61 2000Q1
62 2000Q2
63 2000Q3
64 2000Q4
65 2001Q1
66 2001Q2
67 2001Q3
68 2001Q4
69 2002Q1
70 2002Q2
71 2002Q3
72 2002Q4
73 2003Q1
74 2003Q2
75 2003Q3
76 2003Q4
77 2004Q1
78 2004Q2
79 2004Q3
80 2004Q4
81 2005Q1
82 2005Q2
83 2005Q3
84 2005Q4
85 2006Q1
86 2006Q2
87 2006Q3
88 2006Q4
89 2007Q1
90 2007Q2
91 2007Q3
92 2007Q4
93 2008Q1
94 2008Q2
95 2008Q3
96 2008Q4
97 2009Q1
98 2009Q2
99 2009Q3
100 2009Q4
101 2010Q1
102 2010Q2
103 2010Q3
104 2010Q4
105 2011Q1
106 2011Q2
107 2011Q3
108 2011Q4
109 2012Q1
110 2012Q2
111 2012Q3
112 2012Q4
113 2013Q1
114 2013Q2
115 2013Q3
116 2013Q4
117 2014Q1
118 2014Q2
119 2014Q3
120 2014Q4
121 2015Q1
122 2015Q2
123 2015Q3
124 2015Q4
125 2016Q1
126 2016Q2
127 2016Q3
128 2016Q4
129 2017Q1
130 2017Q2
131 2017Q3
132 2017Q4
133 2018Q1
134 2018Q2
135 2018Q3
136 2018Q4
137 2019Q1
138 2019Q2
139 2019Q3
140 2019Q4
141 2020Q1
142 2020Q2
143 2020Q3
144 2020Q4
145 2021Q1
146 2021Q2
147 2021Q3
148 2021Q4
149 2022Q1
150 2022Q2
151 2022Q3
152 2022Q4
153 2023Q1
154 2023Q2
155 2023Q3
156 2023Q4

Details for variable IN_202 on ECF_ZZ_SEINUNIT

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Description

SEIN in ES202

Codebook

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Value Label
0 SEIN not in QCEW
1 SEIN in QCEW

Details for variable IN_UI on ECF_ZZ_SEINUNIT

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Description

SEIN in UI

Codebook

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Value Label
0 SEIN not in UI wage data
1 SEIN in UI wage data

Details for variable EMPL_MONTH1_FLG on ECF_ZZ_SEINUNIT

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Description

Reported or imputed Month 1 Employment

Codebook

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Value Label
0 undocumented BLS QCEW code
1 undocumented BLS QCEW code
2 undocumented BLS QCEW code
3 undocumented BLS QCEW code
4 undocumented BLS QCEW code
5 undocumented BLS QCEW code
6 undocumented BLS QCEW code
7 undocumented BLS QCEW code
8 undocumented BLS QCEW code
9 undocumented BLS QCEW code
A estimated from CES report
B undocumented BLS QCEW code
C changed (re-reported)
D reported from missing data notice
E imputed single unit employment or imputed worksite employment prorated from imputed parent record
F undocumented BLS QCEW code
G undocumented BLS QCEW code
H hand-imputed (not system generated)
J undocumented BLS QCEW code
K special system-generated imputation to reflect data impacted by a catastrophe
L late reported (overrides prior imputation)
M missing data
N zero-filled pending resolution of long-term delinquent reporter
P prorated from reported master to worksite
R reported data
S aggregated master from reported MWR or EDI data
T undocumented BLS QCEW code
V undocumented BLS QCEW code
W estimated from wage record employment
X undocumented BLS QCEW code
Y undocumented BLS QCEW code

Details for variable EMPL_MONTH2_FLG on ECF_ZZ_SEINUNIT

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Description

Reported or imputed Month 2 Employment

Codebook

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Value Label
0 undocumented BLS QCEW code
1 undocumented BLS QCEW code
2 undocumented BLS QCEW code
3 undocumented BLS QCEW code
4 undocumented BLS QCEW code
5 undocumented BLS QCEW code
6 undocumented BLS QCEW code
7 undocumented BLS QCEW code
8 undocumented BLS QCEW code
9 undocumented BLS QCEW code
A estimated from CES report
B undocumented BLS QCEW code
C changed (re-reported)
D reported from missing data notice
E imputed single unit employment or imputed worksite employment prorated from imputed parent record
F undocumented BLS QCEW code
G undocumented BLS QCEW code
H hand-imputed (not system generated)
J undocumented BLS QCEW code
K special system-generated imputation to reflect data impacted by a catastrophe
L late reported (overrides prior imputation)
M missing data
N zero-filled pending resolution of long-term delinquent reporter
P prorated from reported master to worksite
R reported data
S aggregated master from reported MWR or EDI data
T undocumented BLS QCEW code
V undocumented BLS QCEW code
W estimated from wage record employment
X undocumented BLS QCEW code
Y undocumented BLS QCEW code

Details for variable EMPL_MONTH3_FLG on ECF_ZZ_SEINUNIT

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Description

Reported or imputed Month 3 Employment

Codebook

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Value Label
0 undocumented BLS QCEW code
1 undocumented BLS QCEW code
2 undocumented BLS QCEW code
3 undocumented BLS QCEW code
4 undocumented BLS QCEW code
5 undocumented BLS QCEW code
6 undocumented BLS QCEW code
7 undocumented BLS QCEW code
8 undocumented BLS QCEW code
9 undocumented BLS QCEW code
A estimated from CES report
B undocumented BLS QCEW code
C changed (re-reported)
D reported from missing data notice
E imputed single unit employment or imputed worksite employment prorated from imputed parent record
F undocumented BLS QCEW code
G undocumented BLS QCEW code
H hand-imputed (not system generated)
J undocumented BLS QCEW code
K special system-generated imputation to reflect data impacted by a catastrophe
L late reported (overrides prior imputation)
M missing data
N zero-filled pending resolution of long-term delinquent reporter
P prorated from reported master to worksite
R reported data
S aggregated master from reported MWR or EDI data
T undocumented BLS QCEW code
V undocumented BLS QCEW code
W estimated from wage record employment
X undocumented BLS QCEW code
Y undocumented BLS QCEW code

Details for variable TOTAL_WAGES_FLG on ECF_ZZ_SEINUNIT

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Description

Reported or imputed Total Wages

Codebook

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Value Label
0 undocumented BLS QCEW code
1 undocumented BLS QCEW code
2 undocumented BLS QCEW code
3 undocumented BLS QCEW code
4 undocumented BLS QCEW code
6 undocumented BLS QCEW code
7 undocumented BLS QCEW code
9 undocumented BLS QCEW code
A undocumented BLS QCEW code
C changed (re-reported)
D undocumented BLS QCEW code
E imputed single unit or prorated worksite wages from an imputed master record
G undocumented BLS QCEW code
H hand-imputed (not system generated)
I undocumented BLS QCEW code
J undocumented BLS QCEW code
K special system-generated imputation to reflect data impacted by a catastrophe
L late reported (overrides prior imputation)
M missing data
N zero-filled pending resolution of long-term delinquent reporter
O undocumented BLS QCEW code
P prorated from master to worksite
R reported data
S aggregated master from reported MWR or EDI data
U undocumented BLS QCEW code
V undocumented BLS QCEW code
W estimated from wage record wages
X undocumented BLS QCEW code
Y undocumented BLS QCEW code

Details for variable LEG_GEO_QUAL on ECF_ZZ_SEINUNIT

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Description

Quality of final geography

Codebook

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Value Label
1 Physical address location based on complete street address
2 Physical address location based on ZIP+4, ZIP+2, or USPS finance area centroid
3 Physical address location based on street or ZIP Code centroid with block group accuracy
4 Physical address location based on street centroid within a tract, ZIP Code, or city; a 5-digit ZIP Code; or a municipality centroid
5 Mailing address location based on complete street address
6 Mailing address location based on ZIP+4, ZIP+2, or USPS finance area centroid
7 Mailing address location based on street or ZIP Code centroid with block group accuracy
8 Mailing address location based on street centroid within a tract, ZIP Code, or city; a 5-digit ZIP Code; or a municipality centroid
9 County assignment from QCEW
10 County imputation

Details for variable LEG_CBSA_MEMI on ECF_ZZ_SEINUNIT

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Description

CBSA type 1=Metro, 2=Micro, else=9

Codebook

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Value Label
1 Metropolitan CBSA
2 Micropolitan CBSA
9 Non-metro/micro region

Details for variable NAICS2022FNL on ECF_ZZ_SEINUNIT

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Description

Final NAICS 2022 code

Codebook

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Value Label
111110 Soybean Farming
111120 Oilseed (except Soybean) Farming
111130 Dry Pea and Bean Farming
111140 Wheat Farming
111150 Corn Farming
111160 Rice Farming
111191 Oilseed and Grain Combination Farming
111199 All Other Grain Farming
111211 Potato Farming
111219 Other Vegetable (except Potato) and Melon Farming
111310 Orange Groves
111320 Citrus (except Orange) Groves
111331 Apple Orchards
111332 Grape Vineyards
111333 Strawberry Farming
111334 Berry (except Strawberry) Farming
111335 Tree Nut Farming
111336 Fruit and Tree Nut Combination Farming
111339 Other Noncitrus Fruit Farming
111411 Mushroom Production
111419 Other Food Crops Grown Under Cover
111421 Nursery and Tree Production
111422 Floriculture Production
111910 Tobacco Farming
111920 Cotton Farming
111930 Sugarcane Farming
111940 Hay Farming
111991 Sugar Beet Farming
111992 Peanut Farming
111998 All Other Miscellaneous Crop Farming
112111 Beef Cattle Ranching and Farming
112112 Cattle Feedlots
112120 Dairy Cattle and Milk Production
112130 Dual-Purpose Cattle Ranching and Farming
112210 Hog and Pig Farming
112310 Chicken Egg Production
112320 Broilers and Other Meat Type Chicken Production
112330 Turkey Production
112340 Poultry Hatcheries
112390 Other Poultry Production
112410 Sheep Farming
112420 Goat Farming
112511 Finfish Farming and Fish Hatcheries
112512 Shellfish Farming
112519 Other Aquaculture
112910 Apiculture
112920 Horses and Other Equine Production
112930 Fur-Bearing Animal and Rabbit Production
112990 All Other Animal Production
113110 Timber Tract Operations
113210 Forest Nurseries and Gathering of Forest Products
113310 Logging
114111 Finfish Fishing
114112 Shellfish Fishing
114119 Other Marine Fishing
114210 Hunting and Trapping
115111 Cotton Ginning
115112 Soil Preparation, Planting, and Cultivating
115113 Crop Harvesting, Primarily by Machine
115114 Postharvest Crop Activities (except Cotton Ginning)
115115 Farm Labor Contractors and Crew Leaders
115116 Farm Management Services
115210 Support Activities for Animal Production
115310 Support Activities for Forestry
211120 Crude Petroleum Extraction 
211130 Natural Gas Extraction 
212114 Surface Coal Mining
212115 Underground Coal Mining
212210 Iron Ore Mining
212220 Gold Ore and Silver Ore Mining
212230 Copper, Nickel, Lead, and Zinc Mining
212290 Other Metal Ore Mining
212311 Dimension Stone Mining and Quarrying
212312 Crushed and Broken Limestone Mining and Quarrying
212313 Crushed and Broken Granite Mining and Quarrying
212319 Other Crushed and Broken Stone Mining and Quarrying
212321 Construction Sand and Gravel Mining
212322 Industrial Sand Mining
212323 Kaolin, Clay, and Ceramic and Refractory Minerals Mining
212390 Other Nonmetallic Mineral Mining and Quarrying
213111 Drilling Oil and Gas Wells
213112 Support Activities for Oil and Gas Operations
213113 Support Activities for Coal Mining
213114 Support Activities for Metal Mining
213115 Support Activities for Nonmetallic Minerals (except Fuels) Mining
221111 Hydroelectric Power Generation
221112 Fossil Fuel Electric Power Generation
221113 Nuclear Electric Power Generation
221114 Solar Electric Power Generation
221115 Wind Electric Power Generation
221116 Geothermal Electric Power Generation
221117 Biomass Electric Power Generation
221118 Other Electric Power Generation
221121 Electric Bulk Power Transmission and Control
221122 Electric Power Distribution
221210 Natural Gas Distribution
221310 Water Supply and Irrigation Systems
221320 Sewage Treatment Facilities
221330 Steam and Air-Conditioning Supply
236115 New Single-Family Housing Construction (except For-Sale Builders)
236116 New Multifamily Housing Construction (except For-Sale Builders)
236117 New Housing For-Sale Builders
236118 Residential Remodelers
236210 Industrial Building Construction
236220 Commercial and Institutional Building Construction
237110 Water and Sewer Line and Related Structures Construction
237120 Oil and Gas Pipeline and Related Structures Construction
237130 Power and Communication Line and Related Structures Construction
237210 Land Subdivision
237310 Highway, Street, and Bridge Construction
237990 Other Heavy and Civil Engineering Construction
238110 Poured Concrete Foundation and Structure Contractors
238120 Structural Steel and Precast Concrete Contractors
238130 Framing Contractors
238140 Masonry Contractors
238150 Glass and Glazing Contractors
238160 Roofing Contractors
238170 Siding Contractors
238190 Other Foundation, Structure, and Building Exterior Contractors
238210 Electrical Contractors and Other Wiring Installation Contractors
238220 Plumbing, Heating, and Air-Conditioning Contractors
238290 Other Building Equipment Contractors
238310 Drywall and Insulation Contractors
238320 Painting and Wall Covering Contractors
238330 Flooring Contractors
238340 Tile and Terrazzo Contractors
238350 Finish Carpentry Contractors
238390 Other Building Finishing Contractors
238910 Site Preparation Contractors
238990 All Other Specialty Trade Contractors
311111 Dog and Cat Food Manufacturing
311119 Other Animal Food Manufacturing
311211 Flour Milling
311212 Rice Milling
311213 Malt Manufacturing
311221 Wet Corn Milling and Starch Manufacturing
311224 Soybean and Other Oilseed Processing
311225 Fats and Oils Refining and Blending
311230 Breakfast Cereal Manufacturing
311313 Beet Sugar Manufacturing
311314 Cane Sugar Manufacturing
311340 Nonchocolate Confectionery Manufacturing
311351 Chocolate and Confectionery Manufacturing from Cacao Beans
311352 Confectionery Manufacturing from Purchased Chocolate
311411 Frozen Fruit, Juice, and Vegetable Manufacturing
311412 Frozen Specialty Food Manufacturing
311421 Fruit and Vegetable Canning
311422 Specialty Canning
311423 Dried and Dehydrated Food Manufacturing
311511 Fluid Milk Manufacturing
311512 Creamery Butter Manufacturing
311513 Cheese Manufacturing
311514 Dry, Condensed, and Evaporated Dairy Product Manufacturing
311520 Ice Cream and Frozen Dessert Manufacturing
311611 Animal (except Poultry) Slaughtering
311612 Meat Processed from Carcasses
311613 Rendering and Meat Byproduct Processing
311615 Poultry Processing
311710 Seafood Product Preparation and Packaging
311811 Retail Bakeries
311812 Commercial Bakeries
311813 Frozen Cakes, Pies, and Other Pastries Manufacturing
311821 Cookie and Cracker Manufacturing
311824 Dry Pasta, Dough, and Flour Mixes Manufacturing from Purchased Flour
311830 Tortilla Manufacturing
311911 Roasted Nuts and Peanut Butter Manufacturing
311919 Other Snack Food Manufacturing
311920 Coffee and Tea Manufacturing
311930 Flavoring Syrup and Concentrate Manufacturing
311941 Mayonnaise, Dressing, and Other Prepared Sauce Manufacturing
311942 Spice and Extract Manufacturing
311991 Perishable Prepared Food Manufacturing
311999 All Other Miscellaneous Food Manufacturing
312111 Soft Drink Manufacturing
312112 Bottled Water Manufacturing
312113 Ice Manufacturing
312120 Breweries
312130 Wineries
312140 Distilleries
312230 Tobacco Manufacturing
313110 Fiber, Yarn, and Thread Mills
313210 Broadwoven Fabric Mills
313220 Narrow Fabric Mills and Schiffli Machine Embroidery
313230 Nonwoven Fabric Mills
313240 Knit Fabric Mills
313310 Textile and Fabric Finishing Mills
313320 Fabric Coating Mills
314110 Carpet and Rug Mills
314120 Curtain and Linen Mills
314910 Textile Bag and Canvas Mills
314994 Rope, Cordage, Twine, Tire Cord, and Tire Fabric Mills
314999 All Other Miscellaneous Textile Product Mills
315120 Apparel Knitting Mills
315210 Cut and Sew Apparel Contractors
315250 Cut and Sew Apparel Manufacturing (except Contractors)
315990 Apparel Accessories and Other Apparel Manufacturing
316110 Leather and Hide Tanning and Finishing
316210 Footwear Manufacturing
316990 Other Leather and Allied Product Manufacturing
321113 Sawmills
321114 Wood Preservation
321211 Hardwood Veneer and Plywood Manufacturing
321212 Softwood Veneer and Plywood Manufacturing
321215 Engineered Wood Member Manufacturing
321219 Reconstituted Wood Product Manufacturing
321911 Wood Window and Door Manufacturing
321912 Cut Stock, Resawing Lumber, and Planing
321918 Other Millwork (including Flooring)
321920 Wood Container and Pallet Manufacturing
321991 Manufactured Home (Mobile Home) Manufacturing
321992 Prefabricated Wood Building Manufacturing
321999 All Other Miscellaneous Wood Product Manufacturing
322110 Pulp Mills
322120 Paper Mills
322130 Paperboard Mills
322211 Corrugated and Solid Fiber Box Manufacturing
322212 Folding Paperboard Box Manufacturing
322219 Other Paperboard Container Manufacturing
322220 Paper Bag and Coated and Treated Paper Manufacturing
322230 Stationery Product Manufacturing
322291 Sanitary Paper Product Manufacturing
322299 All Other Converted Paper Product Manufacturing
323111 Commercial Printing (except Screen and Books)
323113 Commercial Screen Printing
323117 Books Printing
323120 Support Activities for Printing
324110 Petroleum Refineries
324121 Asphalt Paving Mixture and Block Manufacturing
324122 Asphalt Shingle and Coating Materials Manufacturing
324191 Petroleum Lubricating Oil and Grease Manufacturing
324199 All Other Petroleum and Coal Products Manufacturing
325110 Petrochemical Manufacturing
325120 Industrial Gas Manufacturing
325130 Synthetic Dye and Pigment Manufacturing
325180 Other Basic Inorganic Chemical Manufacturing
325193 Ethyl Alcohol Manufacturing
325194 Cyclic Crude, Intermediate, and Gum and Wood Chemical Manufacturing
325199 All Other Basic Organic Chemical Manufacturing
325211 Plastics Material and Resin Manufacturing
325212 Synthetic Rubber Manufacturing
325220 Artificial and Synthetic Fibers and Filaments Manufacturing
325311 Nitrogenous Fertilizer Manufacturing
325312 Phosphatic Fertilizer Manufacturing
325314 Fertilizer (Mixing Only) Manufacturing
325315 Compost Manufacturing
325320 Pesticide and Other Agricultural Chemical Manufacturing
325411 Medicinal and Botanical Manufacturing
325412 Pharmaceutical Preparation Manufacturing
325413 In-Vitro Diagnostic Substance Manufacturing
325414 Biological Product (except Diagnostic) Manufacturing
325510 Paint and Coating Manufacturing
325520 Adhesive Manufacturing
325611 Soap and Other Detergent Manufacturing
325612 Polish and Other Sanitation Good Manufacturing
325613 Surface Active Agent Manufacturing
325620 Toilet Preparation Manufacturing
325910 Printing Ink Manufacturing
325920 Explosives Manufacturing
325991 Custom Compounding of Purchased Resins
325992 Photographic Film, Paper, Plate, Chemical, and Copy Toner Manufacturing
325998 All Other Miscellaneous Chemical Product and Preparation Manufacturing
326111 Plastics Bag and Pouch Manufacturing
326112 Plastics Packaging Film and Sheet (including Laminated) Manufacturing
326113 Unlaminated Plastics Film and Sheet (except Packaging) Manufacturing
326121 Unlaminated Plastics Profile Shape Manufacturing
326122 Plastics Pipe and Pipe Fitting Manufacturing
326130 Laminated Plastics Plate, Sheet (except Packaging), and Shape Manufacturing
326140 Polystyrene Foam Product Manufacturing
326150 Urethane and Other Foam Product (except Polystyrene) Manufacturing
326160 Plastics Bottle Manufacturing
326191 Plastics Plumbing Fixture Manufacturing
326199 All Other Plastics Product Manufacturing
326211 Tire Manufacturing (except Retreading)
326212 Tire Retreading
326220 Rubber and Plastics Hoses and Belting Manufacturing
326291 Rubber Product Manufacturing for Mechanical Use
326299 All Other Rubber Product Manufacturing
327110 Pottery, Ceramics, and Plumbing Fixture Manufacturing
327120 Clay Building Material and Refractories Manufacturing
327211 Flat Glass Manufacturing
327212 Other Pressed and Blown Glass and Glassware Manufacturing
327213 Glass Container Manufacturing
327215 Glass Product Manufacturing Made of Purchased Glass
327310 Cement Manufacturing
327320 Ready-Mix Concrete Manufacturing
327331 Concrete Block and Brick Manufacturing
327332 Concrete Pipe Manufacturing
327390 Other Concrete Product Manufacturing
327410 Lime Manufacturing
327420 Gypsum Product Manufacturing
327910 Abrasive Product Manufacturing
327991 Cut Stone and Stone Product Manufacturing
327992 Ground or Treated Mineral and Earth Manufacturing
327993 Mineral Wool Manufacturing
327999 All Other Miscellaneous Nonmetallic Mineral Product Manufacturing
331110 Iron and Steel Mills and Ferroalloy Manufacturing
331210 Iron and Steel Pipe and Tube Manufacturing from Purchased Steel
331221 Rolled Steel Shape Manufacturing
331222 Steel Wire Drawing
331313 Alumina Refining and Primary Aluminum Production
331314 Secondary Smelting and Alloying of Aluminum
331315 Aluminum Sheet, Plate, and Foil Manufacturing
331318 Other Aluminum Rolling, Drawing, and Extruding
331410 Nonferrous Metal (except Aluminum) Smelting and Refining
331420 Copper Rolling, Drawing, Extruding, and Alloying
331491 Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding
331492 Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum)
331511 Iron Foundries
331512 Steel Investment Foundries
331513 Steel Foundries (except Investment)
331523 Nonferrous Metal Die-Casting Foundries
331524 Aluminum Foundries (except Die-Casting)
331529 Other Nonferrous Metal Foundries (except Die-Casting)
332111 Iron and Steel Forging
332112 Nonferrous Forging
332114 Custom Roll Forming
332117 Powder Metallurgy Part Manufacturing
332119 Metal Crown, Closure, and Other Metal Stamping (except Automotive)
332215 Metal Kitchen Cookware, Utensil, Cutlery, and Flatware (except Precious) Manufacturing
332216 Saw Blade and Handtool Manufacturing
332311 Prefabricated Metal Building and Component Manufacturing
332312 Fabricated Structural Metal Manufacturing
332313 Plate Work Manufacturing
332321 Metal Window and Door Manufacturing
332322 Sheet Metal Work Manufacturing
332323 Ornamental and Architectural Metal Work Manufacturing
332410 Power Boiler and Heat Exchanger Manufacturing
332420 Metal Tank (Heavy Gauge) Manufacturing
332431 Metal Can Manufacturing
332439 Other Metal Container Manufacturing
332510 Hardware Manufacturing
332613 Spring Manufacturing
332618 Other Fabricated Wire Product Manufacturing
332710 Machine Shops
332721 Precision Turned Product Manufacturing
332722 Bolt, Nut, Screw, Rivet, and Washer Manufacturing
332811 Metal Heat Treating
332812 Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers
332813 Electroplating, Plating, Polishing, Anodizing, and Coloring
332911 Industrial Valve Manufacturing
332912 Fluid Power Valve and Hose Fitting Manufacturing
332913 Plumbing Fixture Fitting and Trim Manufacturing
332919 Other Metal Valve and Pipe Fitting Manufacturing
332991 Ball and Roller Bearing Manufacturing
332992 Small Arms Ammunition Manufacturing
332993 Ammunition (except Small Arms) Manufacturing
332994 Small Arms, Ordnance, and Ordnance Accessories Manufacturing
332996 Fabricated Pipe and Pipe Fitting Manufacturing
332999 All Other Miscellaneous Fabricated Metal Product Manufacturing
333111 Farm Machinery and Equipment Manufacturing
333112 Lawn and Garden Tractor and Home Lawn and Garden Equipment Manufacturing
333120 Construction Machinery Manufacturing
333131 Mining Machinery and Equipment Manufacturing
333132 Oil and Gas Field Machinery and Equipment Manufacturing
333241 Food Product Machinery Manufacturing
333242 Semiconductor Machinery Manufacturing
333243 Sawmill, Woodworking, and Paper Machinery Manufacturing
333248 All Other Industrial Machinery Manufacturing
333310 Commercial and Service Industry Machinery Manufacturing
333413 Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing
333414 Heating Equipment (except Warm Air Furnaces) Manufacturing
333415 Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
333511 Industrial Mold Manufacturing
333514 Special Die and Tool, Die Set, Jig, and Fixture Manufacturing
333515 Cutting Tool and Machine Tool Accessory Manufacturing
333517 Machine Tool Manufacturing
333519 Rolling Mill and Other Metalworking Machinery Manufacturing
333611 Turbine and Turbine Generator Set Units Manufacturing
333612 Speed Changer, Industrial High-Speed Drive, and Gear Manufacturing
333613 Mechanical Power Transmission Equipment Manufacturing
333618 Other Engine Equipment Manufacturing
333912 Air and Gas Compressor Manufacturing
333914 Measuring, Dispensing, and Other Pumping Equipment Manufacturing
333921 Elevator and Moving Stairway Manufacturing
333922 Conveyor and Conveying Equipment Manufacturing
333923 Overhead Traveling Crane, Hoist, and Monorail System Manufacturing
333924 Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing
333991 Power-Driven Handtool Manufacturing
333992 Welding and Soldering Equipment Manufacturing
333993 Packaging Machinery Manufacturing
333994 Industrial Process Furnace and Oven Manufacturing
333995 Fluid Power Cylinder and Actuator Manufacturing
333996 Fluid Power Pump and Motor Manufacturing
333998 All Other Miscellaneous General Purpose Machinery Manufacturing
334111 Electronic Computer Manufacturing
334112 Computer Storage Device Manufacturing
334118 Computer Terminal and Other Computer Peripheral Equipment Manufacturing
334210 Telephone Apparatus Manufacturing
334220 Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
334290 Other Communications Equipment Manufacturing
334310 Audio and Video Equipment Manufacturing
334412 Bare Printed Circuit Board Manufacturing
334413 Semiconductor and Related Device Manufacturing
334416 Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing
334417 Electronic Connector Manufacturing
334418 Printed Circuit Assembly (Electronic Assembly) Manufacturing
334419 Other Electronic Component Manufacturing
334510 Electromedical and Electrotherapeutic Apparatus Manufacturing
334511 Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
334512 Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use
334513 Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
334514 Totalizing Fluid Meter and Counting Device Manufacturing
334515 Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
334516 Analytical Laboratory Instrument Manufacturing
334517 Irradiation Apparatus Manufacturing
334519 Other Measuring and Controlling Device Manufacturing
334610 Manufacturing and Reproducing Magnetic and Optical Media
335131 Residential Electric Lighting Fixture Manufacturing
335132 Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing
335139 Electric Lamp Bulb and Other Lighting Equipment Manufacturing
335210 Small Electrical Appliance Manufacturing
335220 Major Household Appliance Manufacturing
335311 Power, Distribution, and Specialty Transformer Manufacturing
335312 Motor and Generator Manufacturing
335313 Switchgear and Switchboard Apparatus Manufacturing
335314 Relay and Industrial Control Manufacturing
335910 Battery Manufacturing
335921 Fiber Optic Cable Manufacturing
335929 Other Communication and Energy Wire Manufacturing
335931 Current-Carrying Wiring Device Manufacturing
335932 Noncurrent-Carrying Wiring Device Manufacturing
335991 Carbon and Graphite Product Manufacturing
335999 All Other Miscellaneous Electrical Equipment and Component Manufacturing
336110 Automobile and Light Duty Motor Vehicle Manufacturing
336120 Heavy Duty Truck Manufacturing
336211 Motor Vehicle Body Manufacturing
336212 Truck Trailer Manufacturing
336213 Motor Home Manufacturing
336214 Travel Trailer and Camper Manufacturing
336310 Motor Vehicle Gasoline Engine and Engine Parts Manufacturing
336320 Motor Vehicle Electrical and Electronic Equipment Manufacturing
336330 Motor Vehicle Steering and Suspension Components (except Spring) Manufacturing
336340 Motor Vehicle Brake System Manufacturing
336350 Motor Vehicle Transmission and Power Train Parts Manufacturing
336360 Motor Vehicle Seating and Interior Trim Manufacturing
336370 Motor Vehicle Metal Stamping
336390 Other Motor Vehicle Parts Manufacturing
336411 Aircraft Manufacturing
336412 Aircraft Engine and Engine Parts Manufacturing
336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing
336414 Guided Missile and Space Vehicle Manufacturing
336415 Guided Missile and Space Vehicle Propulsion Unit and Propulsion Unit Parts Manufacturing
336419 Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing
336510 Railroad Rolling Stock Manufacturing
336611 Ship Building and Repairing
336612 Boat Building
336991 Motorcycle, Bicycle, and Parts Manufacturing
336992 Military Armored Vehicle, Tank, and Tank Component Manufacturing
336999 All Other Transportation Equipment Manufacturing
337110 Wood Kitchen Cabinet and Countertop Manufacturing
337121 Upholstered Household Furniture Manufacturing
337122 Nonupholstered Wood Household Furniture Manufacturing
337126 Household Furniture (except Wood and Upholstered) Manufacturing
337127 Institutional Furniture Manufacturing
337211 Wood Office Furniture Manufacturing
337212 Custom Architectural Woodwork and Millwork Manufacturing
337214 Office Furniture (except Wood) Manufacturing
337215 Showcase, Partition, Shelving, and Locker Manufacturing
337910 Mattress Manufacturing
337920 Blind and Shade Manufacturing
339112 Surgical and Medical Instrument Manufacturing
339113 Surgical Appliance and Supplies Manufacturing
339114 Dental Equipment and Supplies Manufacturing
339115 Ophthalmic Goods Manufacturing
339116 Dental Laboratories
339910 Jewelry and Silverware Manufacturing
339920 Sporting and Athletic Goods Manufacturing
339930 Doll, Toy, and Game Manufacturing
339940 Office Supplies (except Paper) Manufacturing
339950 Sign Manufacturing
339991 Gasket, Packing, and Sealing Device Manufacturing
339992 Musical Instrument Manufacturing
339993 Fastener, Button, Needle, and Pin Manufacturing
339994 Broom, Brush, and Mop Manufacturing
339995 Burial Casket Manufacturing
339999 All Other Miscellaneous Manufacturing
423110 Automobile and Other Motor Vehicle Merchant Wholesalers
423120 Motor Vehicle Supplies and New Parts Merchant Wholesalers
423130 Tire and Tube Merchant Wholesalers
423140 Motor Vehicle Parts (Used) Merchant Wholesalers
423210 Furniture Merchant Wholesalers
423220 Home Furnishing Merchant Wholesalers
423310 Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers
423320 Brick, Stone, and Related Construction Material Merchant Wholesalers
423330 Roofing, Siding, and Insulation Material Merchant Wholesalers
423390 Other Construction Material Merchant Wholesalers
423410 Photographic Equipment and Supplies Merchant Wholesalers
423420 Office Equipment Merchant Wholesalers
423430 Computer and Computer Peripheral Equipment and Software Merchant Wholesalers
423440 Other Commercial Equipment Merchant Wholesalers
423450 Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers
423460 Ophthalmic Goods Merchant Wholesalers
423490 Other Professional Equipment and Supplies Merchant Wholesalers
423510 Metal Service Centers and Other Metal Merchant Wholesalers
423520 Coal and Other Mineral and Ore Merchant Wholesalers
423610 Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers
423620 Household Appliances, Electric Housewares, and Consumer Electronics Merchant Wholesalers
423690 Other Electronic Parts and Equipment Merchant Wholesalers
423710 Hardware Merchant Wholesalers
423720 Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers
423730 Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers
423740 Refrigeration Equipment and Supplies Merchant Wholesalers
423810 Construction and Mining (except Oil Well) Machinery and Equipment Merchant Wholesalers
423820 Farm and Garden Machinery and Equipment Merchant Wholesalers
423830 Industrial Machinery and Equipment Merchant Wholesalers
423840 Industrial Supplies Merchant Wholesalers
423850 Service Establishment Equipment and Supplies Merchant Wholesalers
423860 Transportation Equipment and Supplies (except Motor Vehicle) Merchant Wholesalers
423910 Sporting and Recreational Goods and Supplies Merchant Wholesalers
423920 Toy and Hobby Goods and Supplies Merchant Wholesalers
423930 Recyclable Material Merchant Wholesalers
423940 Jewelry, Watch, Precious Stone, and Precious Metal Merchant Wholesalers
423990 Other Miscellaneous Durable Goods Merchant Wholesalers
424110 Printing and Writing Paper Merchant Wholesalers
424120 Stationery and Office Supplies Merchant Wholesalers
424130 Industrial and Personal Service Paper Merchant Wholesalers
424210 Drugs and Druggists' Sundries Merchant Wholesalers
424310 Piece Goods, Notions, and Other Dry Goods Merchant Wholesalers
424340 Footwear Merchant Wholesalers
424350 Clothing and Clothing Accessories Merchant Wholesalers
424410 General Line Grocery Merchant Wholesalers
424420 Packaged Frozen Food Merchant Wholesalers
424430 Dairy Product (except Dried or Canned) Merchant Wholesalers
424440 Poultry and Poultry Product Merchant Wholesalers
424450 Confectionery Merchant Wholesalers
424460 Fish and Seafood Merchant Wholesalers
424470 Meat and Meat Product Merchant Wholesalers
424480 Fresh Fruit and Vegetable Merchant Wholesalers
424490 Other Grocery and Related Products Merchant Wholesalers
424510 Grain and Field Bean Merchant Wholesalers
424520 Livestock Merchant Wholesalers
424590 Other Farm Product Raw Material Merchant Wholesalers
424610 Plastics Materials and Basic Forms and Shapes Merchant Wholesalers
424690 Other Chemical and Allied Products Merchant Wholesalers
424710 Petroleum Bulk Stations and Terminals
424720 Petroleum and Petroleum Products Merchant Wholesalers (except Bulk Stations and Terminals)
424810 Beer and Ale Merchant Wholesalers
424820 Wine and Distilled Alcoholic Beverage Merchant Wholesalers
424910 Farm Supplies Merchant Wholesalers
424920 Book, Periodical, and Newspaper Merchant Wholesalers
424930 Flower, Nursery Stock, and Florists' Supplies Merchant Wholesalers
424940 Tobacco Product and Electronic Cigarette Merchant Wholesalers
424950 Paint, Varnish, and Supplies Merchant Wholesalers
424990 Other Miscellaneous Nondurable Goods Merchant Wholesalers
425120 Wholesale Trade Agents and Brokers
441110 New Car Dealers
441120 Used Car Dealers
441210 Recreational Vehicle Dealers
441222 Boat Dealers
441227 Motorcycle, ATV, and All Other Motor Vehicle Dealers
441330 Automotive Parts and Accessories Retailers
441340 Tire Dealers
444110 Home Centers
444120 Paint and Wallpaper Retailers
444140 Hardware Retailers
444180 Other Building Material Dealers
444230 Outdoor Power Equipment Retailers
444240 Nursery, Garden Center, and Farm Supply Retailers
445110 Supermarkets and Other Grocery Retailers (except Convenience Retailers)
445131 Convenience Retailers
445132 Vending Machine Operators
445230 Fruit and Vegetable Retailers
445240 Meat Retailers
445250 Fish and Seafood Retailers
445291 Baked Goods Retailers
445292 Confectionery and Nut Retailers
445298 All Other Specialty Food Retailers
445320 Beer, Wine, and Liquor Retailers
449110 Furniture Retailers
449121 Floor Covering Retailers
449122 Window Treatment Retailers
449129 All Other Home Furnishings Retailers
449210 Electronics and Appliance Retailers
455110 Department Stores
455211 Warehouse Clubs and Supercenters
455219 All Other General Merchandise Retailers
456110 Pharmacies and Drug Retailers
456120 Cosmetics, Beauty Supplies, and Perfume Retailers
456130 Optical Goods Retailers
456191 Food (Health) Supplement Retailers
456199 All Other Health and Personal Care Retailers
457110 Gasoline Stations with Convenience Stores
457120 Other Gasoline Stations
457210 Fuel Dealers
458110 Clothing and Clothing Accessories Retailers
458210 Shoe Retailers
458310 Jewelry Retailers
458320 Luggage and Leather Goods Retailers
459110 Sporting Goods Retailers
459120 Hobby, Toy, and Game Retailers
459130 Sewing, Needlework, and Piece Goods Retailers
459140 Musical Instrument and Supplies Retailers
459210 Book Retailers and News Dealers
459310 Florists
459410 Office Supplies and Stationery Retailers
459420 Gift, Novelty, and Souvenir Retailers
459510 Used Merchandise Retailers
459910 Pet and Pet Supplies Retailers
459920 Art Dealers
459930 Manufactured (Mobile) Home Dealers
459991 Tobacco, Electronic Cigarette, and Other Smoking Supplies Retailers
459999 All Other Miscellaneous Retailers
481111 Scheduled Passenger Air Transportation
481112 Scheduled Freight Air Transportation
481211 Nonscheduled Chartered Passenger Air Transportation
481212 Nonscheduled Chartered Freight Air Transportation
481219 Other Nonscheduled Air Transportation
482111 Line-Haul Railroads
482112 Short Line Railroads
483111 Deep Sea Freight Transportation
483112 Deep Sea Passenger Transportation
483113 Coastal and Great Lakes Freight Transportation
483114 Coastal and Great Lakes Passenger Transportation
483211 Inland Water Freight Transportation
483212 Inland Water Passenger Transportation
484110 General Freight Trucking, Local
484121 General Freight Trucking, Long-Distance, Truckload
484122 General Freight Trucking, Long-Distance, Less Than Truckload
484210 Used Household and Office Goods Moving
484220 Specialized Freight (except Used Goods) Trucking, Local
484230 Specialized Freight (except Used Goods) Trucking, Long-Distance
485111 Mixed Mode Transit Systems
485112 Commuter Rail Systems
485113 Bus and Other Motor Vehicle Transit Systems
485119 Other Urban Transit Systems
485210 Interurban and Rural Bus Transportation
485310 Taxi and Ridesharing Services
485320 Limousine Service
485410 School and Employee Bus Transportation
485510 Charter Bus Industry
485991 Special Needs Transportation
485999 All Other Transit and Ground Passenger Transportation
486110 Pipeline Transportation of Crude Oil
486210 Pipeline Transportation of Natural Gas
486910 Pipeline Transportation of Refined Petroleum Products
486990 All Other Pipeline Transportation
487110 Scenic and Sightseeing Transportation, Land
487210 Scenic and Sightseeing Transportation, Water
487990 Scenic and Sightseeing Transportation, Other
488111 Air Traffic Control
488119 Other Airport Operations
488190 Other Support Activities for Air Transportation
488210 Support Activities for Rail Transportation
488310 Port and Harbor Operations
488320 Marine Cargo Handling
488330 Navigational Services to Shipping
488390 Other Support Activities for Water Transportation
488410 Motor Vehicle Towing
488490 Other Support Activities for Road Transportation
488510 Freight Transportation Arrangement
488991 Packing and Crating
488999 All Other Support Activities for Transportation
491110 Postal Service
492110 Couriers and Express Delivery Services
492210 Local Messengers and Local Delivery
493110 General Warehousing and Storage
493120 Refrigerated Warehousing and Storage
493130 Farm Product Warehousing and Storage
493190 Other Warehousing and Storage
512110 Motion Picture and Video Production
512120 Motion Picture and Video Distribution
512131 Motion Picture Theaters (except Drive-Ins)
512132 Drive-In Motion Picture Theaters
512191 Teleproduction and Other Postproduction Services
512199 Other Motion Picture and Video Industries
512230 Music Publishers
512240 Sound Recording Studios
512250 Record Production and Distribution
512290 Other Sound Recording Industries
513110 Newspaper Publishers
513120 Periodical Publishers
513130 Book Publishers
513140 Directory and Mailing List Publishers
513191 Greeting Card Publishers
513199 All Other Publishers
513210 Software Publishers
516110 Radio Broadcasting Stations
516120 Television Broadcasting Stations
516210 Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers
517111 Wired Telecommunications Carriers
517112 Wireless Telecommunications Carriers (except Satellite)
517121 Telecommunications Resellers
517122 Agents for Wireless Telecommunications Services
517410 Satellite Telecommunications
517810 All Other Telecommunications
518210 Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
519210 Libraries and Archives
519290 Web Search Portals and All Other Information Services
521110 Monetary Authorities-Central Bank
522110 Commercial Banking
522130 Credit Unions
522180 Savings Institutions and Other Depository Credit Intermediation
522210 Credit Card Issuing
522220 Sales Financing
522291 Consumer Lending
522292 Real Estate Credit
522299 International, Secondary Market, and All Other Nondepository Credit Intermediation
522310 Mortgage and Nonmortgage Loan Brokers
522320 Financial Transactions Processing, Reserve, and Clearinghouse Activities
522390 Other Activities Related to Credit Intermediation
523150 Investment Banking and Securities Intermediation
523160 Commodity Contracts Intermediation
523210 Securities and Commodity Exchanges
523910 Miscellaneous Intermediation
523940 Portfolio Management and Investment Advice
523991 Trust, Fiduciary, and Custody Activities
523999 Miscellaneous Financial Investment Activities
524113 Direct Life Insurance Carriers
524114 Direct Health and Medical Insurance Carriers
524126 Direct Property and Casualty Insurance Carriers
524127 Direct Title Insurance Carriers
524128 Other Direct Insurance (except Life, Health, and Medical) Carriers
524130 Reinsurance Carriers
524210 Insurance Agencies and Brokerages
524291 Claims Adjusting
524292 Pharmacy Benefit Management and Other Third Party Administration of Insurance and Pension Funds
524298 All Other Insurance Related Activities
525110 Pension Funds
525120 Health and Welfare Funds
525190 Other Insurance Funds
525910 Open-End Investment Funds
525920 Trusts, Estates, and Agency Accounts
525990 Other Financial Vehicles
531110 Lessors of Residential Buildings and Dwellings
531120 Lessors of Nonresidential Buildings (except Miniwarehouses)
531130 Lessors of Miniwarehouses and Self-Storage Units
531190 Lessors of Other Real Estate Property
531210 Offices of Real Estate Agents and Brokers
531311 Residential Property Managers
531312 Nonresidential Property Managers
531320 Offices of Real Estate Appraisers
531390 Other Activities Related to Real Estate
532111 Passenger Car Rental
532112 Passenger Car Leasing
532120 Truck, Utility Trailer, and RV (Recreational Vehicle) Rental and Leasing
532210 Consumer Electronics and Appliances Rental
532281 Formal Wear and Costume Rental
532282 Video Tape and Disc Rental
532283 Home Health Equipment Rental
532284 Recreational Goods Rental
532289 All Other Consumer Goods Rental
532310 General Rental Centers
532411 Commercial Air, Rail, and Water Transportation Equipment Rental and Leasing
532412 Construction, Mining, and Forestry Machinery and Equipment Rental and Leasing
532420 Office Machinery and Equipment Rental and Leasing
532490 Other Commercial and Industrial Machinery and Equipment Rental and Leasing
533110 Lessors of Nonfinancial Intangible Assets (except Copyrighted Works)
541110 Offices of Lawyers
541120 Offices of Notaries
541191 Title Abstract and Settlement Offices
541199 All Other Legal Services
541211 Offices of Certified Public Accountants
541213 Tax Preparation Services
541214 Payroll Services
541219 Other Accounting Services
541310 Architectural Services
541320 Landscape Architectural Services
541330 Engineering Services
541340 Drafting Services
541350 Building Inspection Services
541360 Geophysical Surveying and Mapping Services
541370 Surveying and Mapping (except Geophysical) Services
541380 Testing Laboratories and Services
541410 Interior Design Services
541420 Industrial Design Services
541430 Graphic Design Services
541490 Other Specialized Design Services
541511 Custom Computer Programming Services
541512 Computer Systems Design Services
541513 Computer Facilities Management Services
541519 Other Computer Related Services
541611 Administrative Management and General Management Consulting Services
541612 Human Resources Consulting Services
541613 Marketing Consulting Services
541614 Process, Physical Distribution, and Logistics Consulting Services
541618 Other Management Consulting Services
541620 Environmental Consulting Services
541690 Other Scientific and Technical Consulting Services
541713 Research and Development in Nanotechnology
541714 Research and Development in Biotechnology (except Nanobiotechnology)
541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
541720 Research and Development in the Social Sciences and Humanities
541810 Advertising Agencies
541820 Public Relations Agencies
541830 Media Buying Agencies
541840 Media Representatives
541850 Indoor and Outdoor Display Advertising
541860 Direct Mail Advertising
541870 Advertising Material Distribution Services
541890 Other Services Related to Advertising
541910 Marketing Research and Public Opinion Polling
541921 Photography Studios, Portrait
541922 Commercial Photography
541930 Translation and Interpretation Services
541940 Veterinary Services
541990 All Other Professional, Scientific, and Technical Services
551111 Offices of Bank Holding Companies
551112 Offices of Other Holding Companies
551114 Corporate, Subsidiary, and Regional Managing Offices
561110 Office Administrative Services
561210 Facilities Support Services
561311 Employment Placement Agencies
561312 Executive Search Services
561320 Temporary Help Services
561330 Professional Employer Organizations
561410 Document Preparation Services
561421 Telephone Answering Services
561422 Telemarketing Bureaus and Other Contact Centers
561431 Private Mail Centers
561439 Other Business Service Centers (including Copy Shops)
561440 Collection Agencies
561450 Credit Bureaus
561491 Repossession Services
561492 Court Reporting and Stenotype Services
561499 All Other Business Support Services
561510 Travel Agencies
561520 Tour Operators
561591 Convention and Visitors Bureaus
561599 All Other Travel Arrangement and Reservation Services
561611 Investigation and Personal Background Check Services
561612 Security Guards and Patrol Services
561613 Armored Car Services
561621 Security Systems Services (except Locksmiths)
561622 Locksmiths
561710 Exterminating and Pest Control Services
561720 Janitorial Services
561730 Landscaping Services
561740 Carpet and Upholstery Cleaning Services
561790 Other Services to Buildings and Dwellings
561910 Packaging and Labeling Services
561920 Convention and Trade Show Organizers
561990 All Other Support Services
562111 Solid Waste Collection
562112 Hazardous Waste Collection
562119 Other Waste Collection
562211 Hazardous Waste Treatment and Disposal
562212 Solid Waste Landfill
562213 Solid Waste Combustors and Incinerators
562219 Other Nonhazardous Waste Treatment and Disposal
562910 Remediation Services
562920 Materials Recovery Facilities
562991 Septic Tank and Related Services
562998 All Other Miscellaneous Waste Management Services
611110 Elementary and Secondary Schools
611210 Junior Colleges
611310 Colleges, Universities, and Professional Schools
611410 Business and Secretarial Schools
611420 Computer Training
611430 Professional and Management Development Training
611511 Cosmetology and Barber Schools
611512 Flight Training
611513 Apprenticeship Training
611519 Other Technical and Trade Schools
611610 Fine Arts Schools
611620 Sports and Recreation Instruction
611630 Language Schools
611691 Exam Preparation and Tutoring
611692 Automobile Driving Schools
611699 All Other Miscellaneous Schools and Instruction
611710 Educational Support Services
621111 Offices of Physicians (except Mental Health Specialists)
621112 Offices of Physicians, Mental Health Specialists
621210 Offices of Dentists
621310 Offices of Chiropractors
621320 Offices of Optometrists
621330 Offices of Mental Health Practitioners (except Physicians)
621340 Offices of Physical, Occupational and Speech Therapists, and Audiologists
621391 Offices of Podiatrists
621399 Offices of All Other Miscellaneous Health Practitioners
621410 Family Planning Centers
621420 Outpatient Mental Health and Substance Abuse Centers
621491 HMO Medical Centers
621492 Kidney Dialysis Centers
621493 Freestanding Ambulatory Surgical and Emergency Centers
621498 All Other Outpatient Care Centers
621511 Medical Laboratories
621512 Diagnostic Imaging Centers
621610 Home Health Care Services
621910 Ambulance Services
621991 Blood and Organ Banks
621999 All Other Miscellaneous Ambulatory Health Care Services
622110 General Medical and Surgical Hospitals
622210 Psychiatric and Substance Abuse Hospitals
622310 Specialty (except Psychiatric and Substance Abuse) Hospitals
623110 Nursing Care Facilities (Skilled Nursing Facilities)
623210 Residential Intellectual and Developmental Disability Facilities
623220 Residential Mental Health and Substance Abuse Facilities
623311 Continuing Care Retirement Communities
623312 Assisted Living Facilities for the Elderly
623990 Other Residential Care Facilities
624110 Child and Youth Services
624120 Services for the Elderly and Persons with Disabilities
624190 Other Individual and Family Services
624210 Community Food Services
624221 Temporary Shelters
624229 Other Community Housing Services
624230 Emergency and Other Relief Services
624310 Vocational Rehabilitation Services
624410 Child Care Services
711110 Theater Companies and Dinner Theaters
711120 Dance Companies
711130 Musical Groups and Artists
711190 Other Performing Arts Companies
711211 Sports Teams and Clubs
711212 Racetracks
711219 Other Spectator Sports
711310 Promoters of Performing Arts, Sports, and Similar Events with Facilities
711320 Promoters of Performing Arts, Sports, and Similar Events without Facilities
711410 Agents and Managers for Artists, Athletes, Entertainers, and Other Public Figures
711510 Independent Artists, Writers, and Performers
712110 Museums
712120 Historical Sites
712130 Zoos and Botanical Gardens
712190 Nature Parks and Other Similar Institutions
713110 Amusement and Theme Parks
713120 Amusement Arcades
713210 Casinos (except Casino Hotels)
713290 Other Gambling Industries
713910 Golf Courses and Country Clubs
713920 Skiing Facilities
713930 Marinas
713940 Fitness and Recreational Sports Centers
713950 Bowling Centers
713990 All Other Amusement and Recreation Industries
721110 Hotels (except Casino Hotels) and Motels
721120 Casino Hotels
721191 Bed-and-Breakfast Inns
721199 All Other Traveler Accommodation
721211 RV (Recreational Vehicle) Parks and Campgrounds
721214 Recreational and Vacation Camps (except Campgrounds)
721310 Rooming and Boarding Houses, Dormitories, and Workers' Camps
722310 Food Service Contractors
722320 Caterers
722330 Mobile Food Services
722410 Drinking Places (Alcoholic Beverages)
722511 Full-Service Restaurants
722513 Limited-Service Restaurants
722514 Cafeterias, Grill Buffets, and Buffets
722515 Snack and Nonalcoholic Beverage Bars
811111 General Automotive Repair
811114 Specialized Automotive Repair
811121 Automotive Body, Paint, and Interior Repair and Maintenance
811122 Automotive Glass Replacement Shops
811191 Automotive Oil Change and Lubrication Shops
811192 Car Washes
811198 All Other Automotive Repair and Maintenance
811210 Electronic and Precision Equipment Repair and Maintenance
811310 Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
811411 Home and Garden Equipment Repair and Maintenance
811412 Appliance Repair and Maintenance
811420 Reupholstery and Furniture Repair
811430 Footwear and Leather Goods Repair
811490 Other Personal and Household Goods Repair and Maintenance
812111 Barber Shops
812112 Beauty Salons
812113 Nail Salons
812191 Diet and Weight Reducing Centers
812199 Other Personal Care Services
812210 Funeral Homes and Funeral Services
812220 Cemeteries and Crematories
812310 Coin-Operated Laundries and Drycleaners
812320 Drycleaning and Laundry Services (except Coin-Operated)
812331 Linen Supply
812332 Industrial Launderers
812910 Pet Care (except Veterinary) Services
812921 Photofinishing Laboratories (except One-Hour)
812922 One-Hour Photofinishing
812930 Parking Lots and Garages
812990 All Other Personal Services
813110 Religious Organizations
813211 Grantmaking Foundations
813212 Voluntary Health Organizations
813219 Other Grantmaking and Giving Services
813311 Human Rights Organizations
813312 Environment, Conservation and Wildlife Organizations
813319 Other Social Advocacy Organizations
813410 Civic and Social Organizations
813910 Business Associations
813920 Professional Organizations
813930 Labor Unions and Similar Labor Organizations
813940 Political Organizations
813990 Other Similar Organizations (except Business, Professional, Labor, and Political Organizations)
814110 Private Households
921110 Executive Offices
921120 Legislative Bodies
921130 Public Finance Activities
921140 Executive and Legislative Offices, Combined
921150 American Indian and Alaska Native Tribal Governments
921190 Other General Government Support
922110 Courts
922120 Police Protection
922130 Legal Counsel and Prosecution
922140 Correctional Institutions
922150 Parole Offices and Probation Offices
922160 Fire Protection
922190 Other Justice, Public Order, and Safety Activities
923110 Administration of Education Programs
923120 Administration of Public Health Programs
923130 Administration of Human Resource Programs (except Education, Public Health, and Veterans' Affairs Programs)
923140 Administration of Veterans' Affairs
924110 Administration of Air and Water Resource and Solid Waste Management Programs
924120 Administration of Conservation Programs
925110 Administration of Housing Programs
925120 Administration of Urban Planning and Community and Rural Development
926110 Administration of General Economic Programs
926120 Regulation and Administration of Transportation Programs
926130 Regulation and Administration of Communications, Electric, Gas, and Other Utilities
926140 Regulation of Agricultural Marketing and Commodities
926150 Regulation, Licensing, and Inspection of Miscellaneous Commercial Sectors
927110 Space Research and Technology
928110 National Security
928120 International Affairs

3.1.4. Codebook: The ECF SEIN Files

Table Metadata for Employer Characteristics File, Firm (ECF_ZZ_SEIN)

Access Requirements for ECF_ZZ_SEIN
State Approval Required IRS Approval Required SSA Approval Required
Access Requirements X
Description

Sourced from the SEINUNIT file, this file rolls up employer characteristics to the SEIN level.

Scope

State

Key

SEIN YEAR QUARTER

Sort Order

SEIN YEAR QUARTER

File Format

SAS Data Table

Download Codebook

CSV

Variable Information

Variable Information for ECF_ZZ_SEIN
Variable Name Type Length Description

ES_STATE

char 2

ES202 FIPS State SS (See details in appendix)

SEIN char 12 State Employer Identification Number
YEAR num 4 Year (YYYY)
QUARTER num 4 Quarter (Numeric)

QTIME

num 3

Quarter index (1985Q1=1) (See details below)

IN_202

num 3

SEIN in ES202 (See details below)

IN_UI

num 3

SEIN in UI (See details below)

SEIN_EMP1 num 8 SEIN 202 Employment Month 1
SEIN_EMP2 num 8 SEIN 202 Employment Month 2
SEIN_EMP3 num 8 SEIN 202 Employment Month 3
SEIN_WAGES num 8 SEIN 202 Wages
SEINSIZE_M num 8 UI Employment M
SEINSIZE_B num 8 UI Employment B
SEINSIZE_E num 8 UI Employment E
PAYROLL num 8 Original UI Payroll Info W1
SEIN_BEST_EMP1 num 8 SEIN Best UI/202 Month 1, Employment
SEIN_BEST_EMP2 num 8 SEIN Best UI/202 Month 2, Employment
SEIN_BEST_EMP3 num 8 SEIN Best UI/202 Month 3, Employment
SEIN_BEST_WAGES num 8 SEIN Best UI/202 Payroll

BEST_FLAG

num 8

Source of best_ data (See details below)

MULTI_UNIT

num 3

SEIN with 2 or more establishments on 202 (See details below)

NUM_ESTABS num 4 Number of Establishments

MODE_ES_OWNER_CODE_EMP

char 1

Employment mode owner code (See details in appendix)

MODE_ES_COUNTY_EMP

char 5

(See details in appendix)

MODE_LEG_STATE_EMP

char 2

(See details in appendix)

MODE_LEG_COUNTY_EMP

char 5

(See details in appendix)

MODE_LEG_WIB_EMP

char 8

(See details in appendix)

MODE_LEG_CBSA_EMP

char 5

Employment mode Core-based statistical area (See details in appendix)

MODE_SIC1987FNL_EMP

char 6

Employment mode Final SIC 1987 code (See details in appendix)

MODE_NAICS1997FNL_EMP

char 6

Employment mode Final NAICS 1997 code (See details in appendix)

MODE_NAICS2002FNL_EMP

char 6

Employment mode Final NAICS 2002 code (See details in appendix)

MODE_NAICS2007FNL_EMP

char 6

Employment mode Final NAICS 2007 code (See details in appendix)

MODE_NAICS2012FNL_EMP

char 6

Employment mode Final NAICS 2012 code (See details in appendix)

MODE_NAICS2017FNL_EMP

char 6

Employment mode Final NAICS 2017 code (See details in appendix)

MODE_NAICS2022FNL_EMP

char 6

Employment mode Final NAICS 2022 code (See details below)

RAMP_SEIN num 8 Ramp Fuzz Factor
UNIFORM_SEIN num 8 Draw from Uni Dist
RAMP_Z_SEIN num 8 Ramp Fuzz Factor
UNIFORM_Z_SEIN num 8 Draw from Uni Dist

Details for variable QTIME on ECF_ZZ_SEIN

Back

Description

Quarter index (1985Q1=1)

Codebook

Download as CSV

Value Label
1 1985Q1
2 1985Q2
3 1985Q3
4 1985Q4
5 1986Q1
6 1986Q2
7 1986Q3
8 1986Q4
9 1987Q1
10 1987Q2
11 1987Q3
12 1987Q4
13 1988Q1
14 1988Q2
15 1988Q3
16 1988Q4
17 1989Q1
18 1989Q2
19 1989Q3
20 1989Q4
21 1990Q1
22 1990Q2
23 1990Q3
24 1990Q4
25 1991Q1
26 1991Q2
27 1991Q3
28 1991Q4
29 1992Q1
30 1992Q2
31 1992Q3
32 1992Q4
33 1993Q1
34 1993Q2
35 1993Q3
36 1993Q4
37 1994Q1
38 1994Q2
39 1994Q3
40 1994Q4
41 1995Q1
42 1995Q2
43 1995Q3
44 1995Q4
45 1996Q1
46 1996Q2
47 1996Q3
48 1996Q4
49 1997Q1
50 1997Q2
51 1997Q3
52 1997Q4
53 1998Q1
54 1998Q2
55 1998Q3
56 1998Q4
57 1999Q1
58 1999Q2
59 1999Q3
60 1999Q4
61 2000Q1
62 2000Q2
63 2000Q3
64 2000Q4
65 2001Q1
66 2001Q2
67 2001Q3
68 2001Q4
69 2002Q1
70 2002Q2
71 2002Q3
72 2002Q4
73 2003Q1
74 2003Q2
75 2003Q3
76 2003Q4
77 2004Q1
78 2004Q2
79 2004Q3
80 2004Q4
81 2005Q1
82 2005Q2
83 2005Q3
84 2005Q4
85 2006Q1
86 2006Q2
87 2006Q3
88 2006Q4
89 2007Q1
90 2007Q2
91 2007Q3
92 2007Q4
93 2008Q1
94 2008Q2
95 2008Q3
96 2008Q4
97 2009Q1
98 2009Q2
99 2009Q3
100 2009Q4
101 2010Q1
102 2010Q2
103 2010Q3
104 2010Q4
105 2011Q1
106 2011Q2
107 2011Q3
108 2011Q4
109 2012Q1
110 2012Q2
111 2012Q3
112 2012Q4
113 2013Q1
114 2013Q2
115 2013Q3
116 2013Q4
117 2014Q1
118 2014Q2
119 2014Q3
120 2014Q4
121 2015Q1
122 2015Q2
123 2015Q3
124 2015Q4
125 2016Q1
126 2016Q2
127 2016Q3
128 2016Q4
129 2017Q1
130 2017Q2
131 2017Q3
132 2017Q4
133 2018Q1
134 2018Q2
135 2018Q3
136 2018Q4
137 2019Q1
138 2019Q2
139 2019Q3
140 2019Q4
141 2020Q1
142 2020Q2
143 2020Q3
144 2020Q4
145 2021Q1
146 2021Q2
147 2021Q3
148 2021Q4
149 2022Q1
150 2022Q2
151 2022Q3
152 2022Q4
153 2023Q1
154 2023Q2
155 2023Q3
156 2023Q4

Details for variable IN_202 on ECF_ZZ_SEIN

Back

Description

SEIN in ES202

Codebook

Download as CSV

Value Label
0 SEIN not in QCEW
1 SEIN in QCEW

Details for variable IN_UI on ECF_ZZ_SEIN

Back

Description

SEIN in UI

Codebook

Download as CSV

Value Label
0 SEIN not in UI wage data
1 SEIN in UI wage data

Details for variable BEST_FLAG on ECF_ZZ_SEIN

Back

Description

Source of best_ data

Codebook

Download as CSV

Value Label
1 UI-source employment, QCEW-soucrce earnings, single unit firm
2 QCEW-source employment, UI-source earnings, single unit firm
3 QCEW-source employment and earnings, single unit firm
4 UI-source employment and earnings, single unit firm
5 QCEW-source employment and earnings, single unit firm, no UI data
6 UI-source employment and earnings, single unit firm, no QCEW data
7 UI-source employment, QCEW-soucrce earnings, multi unit firm
8 QCEW-source employment, UI-source earnings, multi unit firm
9 QCEW-source employment and earnings, multi unit firm
10 UI-source employment and earnings, multi unit firm
11 UI-source employment and earnings, multi unit firm, no QCEW data
12 Multi unit, longitudinal edit for allocation

Details for variable MULTI_UNIT on ECF_ZZ_SEIN

Back

Description

SEIN with 2 or more establishments on 202

Codebook

Download as CSV

Value Label
0 Single unit firm
1 Multi unit firm on QCEW

Details for variable MODE_NAICS2022FNL_EMP on ECF_ZZ_SEIN

Back

Description

Employment mode Final NAICS 2022 code

Codebook

Download as CSV

Value Label
111110 Soybean Farming
111120 Oilseed (except Soybean) Farming
111130 Dry Pea and Bean Farming
111140 Wheat Farming
111150 Corn Farming
111160 Rice Farming
111191 Oilseed and Grain Combination Farming
111199 All Other Grain Farming
111211 Potato Farming
111219 Other Vegetable (except Potato) and Melon Farming
111310 Orange Groves
111320 Citrus (except Orange) Groves
111331 Apple Orchards
111332 Grape Vineyards
111333 Strawberry Farming
111334 Berry (except Strawberry) Farming
111335 Tree Nut Farming
111336 Fruit and Tree Nut Combination Farming
111339 Other Noncitrus Fruit Farming
111411 Mushroom Production
111419 Other Food Crops Grown Under Cover
111421 Nursery and Tree Production
111422 Floriculture Production
111910 Tobacco Farming
111920 Cotton Farming
111930 Sugarcane Farming
111940 Hay Farming
111991 Sugar Beet Farming
111992 Peanut Farming
111998 All Other Miscellaneous Crop Farming
112111 Beef Cattle Ranching and Farming
112112 Cattle Feedlots
112120 Dairy Cattle and Milk Production
112130 Dual-Purpose Cattle Ranching and Farming
112210 Hog and Pig Farming
112310 Chicken Egg Production
112320 Broilers and Other Meat Type Chicken Production
112330 Turkey Production
112340 Poultry Hatcheries
112390 Other Poultry Production
112410 Sheep Farming
112420 Goat Farming
112511 Finfish Farming and Fish Hatcheries
112512 Shellfish Farming
112519 Other Aquaculture
112910 Apiculture
112920 Horses and Other Equine Production
112930 Fur-Bearing Animal and Rabbit Production
112990 All Other Animal Production
113110 Timber Tract Operations
113210 Forest Nurseries and Gathering of Forest Products
113310 Logging
114111 Finfish Fishing
114112 Shellfish Fishing
114119 Other Marine Fishing
114210 Hunting and Trapping
115111 Cotton Ginning
115112 Soil Preparation, Planting, and Cultivating
115113 Crop Harvesting, Primarily by Machine
115114 Postharvest Crop Activities (except Cotton Ginning)
115115 Farm Labor Contractors and Crew Leaders
115116 Farm Management Services
115210 Support Activities for Animal Production
115310 Support Activities for Forestry
211120 Crude Petroleum Extraction 
211130 Natural Gas Extraction 
212114 Surface Coal Mining
212115 Underground Coal Mining
212210 Iron Ore Mining
212220 Gold Ore and Silver Ore Mining
212230 Copper, Nickel, Lead, and Zinc Mining
212290 Other Metal Ore Mining
212311 Dimension Stone Mining and Quarrying
212312 Crushed and Broken Limestone Mining and Quarrying
212313 Crushed and Broken Granite Mining and Quarrying
212319 Other Crushed and Broken Stone Mining and Quarrying
212321 Construction Sand and Gravel Mining
212322 Industrial Sand Mining
212323 Kaolin, Clay, and Ceramic and Refractory Minerals Mining
212390 Other Nonmetallic Mineral Mining and Quarrying
213111 Drilling Oil and Gas Wells
213112 Support Activities for Oil and Gas Operations
213113 Support Activities for Coal Mining
213114 Support Activities for Metal Mining
213115 Support Activities for Nonmetallic Minerals (except Fuels) Mining
221111 Hydroelectric Power Generation
221112 Fossil Fuel Electric Power Generation
221113 Nuclear Electric Power Generation
221114 Solar Electric Power Generation
221115 Wind Electric Power Generation
221116 Geothermal Electric Power Generation
221117 Biomass Electric Power Generation
221118 Other Electric Power Generation
221121 Electric Bulk Power Transmission and Control
221122 Electric Power Distribution
221210 Natural Gas Distribution
221310 Water Supply and Irrigation Systems
221320 Sewage Treatment Facilities
221330 Steam and Air-Conditioning Supply
236115 New Single-Family Housing Construction (except For-Sale Builders)
236116 New Multifamily Housing Construction (except For-Sale Builders)
236117 New Housing For-Sale Builders
236118 Residential Remodelers
236210 Industrial Building Construction
236220 Commercial and Institutional Building Construction
237110 Water and Sewer Line and Related Structures Construction
237120 Oil and Gas Pipeline and Related Structures Construction
237130 Power and Communication Line and Related Structures Construction
237210 Land Subdivision
237310 Highway, Street, and Bridge Construction
237990 Other Heavy and Civil Engineering Construction
238110 Poured Concrete Foundation and Structure Contractors
238120 Structural Steel and Precast Concrete Contractors
238130 Framing Contractors
238140 Masonry Contractors
238150 Glass and Glazing Contractors
238160 Roofing Contractors
238170 Siding Contractors
238190 Other Foundation, Structure, and Building Exterior Contractors
238210 Electrical Contractors and Other Wiring Installation Contractors
238220 Plumbing, Heating, and Air-Conditioning Contractors
238290 Other Building Equipment Contractors
238310 Drywall and Insulation Contractors
238320 Painting and Wall Covering Contractors
238330 Flooring Contractors
238340 Tile and Terrazzo Contractors
238350 Finish Carpentry Contractors
238390 Other Building Finishing Contractors
238910 Site Preparation Contractors
238990 All Other Specialty Trade Contractors
311111 Dog and Cat Food Manufacturing
311119 Other Animal Food Manufacturing
311211 Flour Milling
311212 Rice Milling
311213 Malt Manufacturing
311221 Wet Corn Milling and Starch Manufacturing
311224 Soybean and Other Oilseed Processing
311225 Fats and Oils Refining and Blending
311230 Breakfast Cereal Manufacturing
311313 Beet Sugar Manufacturing
311314 Cane Sugar Manufacturing
311340 Nonchocolate Confectionery Manufacturing
311351 Chocolate and Confectionery Manufacturing from Cacao Beans
311352 Confectionery Manufacturing from Purchased Chocolate
311411 Frozen Fruit, Juice, and Vegetable Manufacturing
311412 Frozen Specialty Food Manufacturing
311421 Fruit and Vegetable Canning
311422 Specialty Canning
311423 Dried and Dehydrated Food Manufacturing
311511 Fluid Milk Manufacturing
311512 Creamery Butter Manufacturing
311513 Cheese Manufacturing
311514 Dry, Condensed, and Evaporated Dairy Product Manufacturing
311520 Ice Cream and Frozen Dessert Manufacturing
311611 Animal (except Poultry) Slaughtering
311612 Meat Processed from Carcasses
311613 Rendering and Meat Byproduct Processing
311615 Poultry Processing
311710 Seafood Product Preparation and Packaging
311811 Retail Bakeries
311812 Commercial Bakeries
311813 Frozen Cakes, Pies, and Other Pastries Manufacturing
311821 Cookie and Cracker Manufacturing
311824 Dry Pasta, Dough, and Flour Mixes Manufacturing from Purchased Flour
311830 Tortilla Manufacturing
311911 Roasted Nuts and Peanut Butter Manufacturing
311919 Other Snack Food Manufacturing
311920 Coffee and Tea Manufacturing
311930 Flavoring Syrup and Concentrate Manufacturing
311941 Mayonnaise, Dressing, and Other Prepared Sauce Manufacturing
311942 Spice and Extract Manufacturing
311991 Perishable Prepared Food Manufacturing
311999 All Other Miscellaneous Food Manufacturing
312111 Soft Drink Manufacturing
312112 Bottled Water Manufacturing
312113 Ice Manufacturing
312120 Breweries
312130 Wineries
312140 Distilleries
312230 Tobacco Manufacturing
313110 Fiber, Yarn, and Thread Mills
313210 Broadwoven Fabric Mills
313220 Narrow Fabric Mills and Schiffli Machine Embroidery
313230 Nonwoven Fabric Mills
313240 Knit Fabric Mills
313310 Textile and Fabric Finishing Mills
313320 Fabric Coating Mills
314110 Carpet and Rug Mills
314120 Curtain and Linen Mills
314910 Textile Bag and Canvas Mills
314994 Rope, Cordage, Twine, Tire Cord, and Tire Fabric Mills
314999 All Other Miscellaneous Textile Product Mills
315120 Apparel Knitting Mills
315210 Cut and Sew Apparel Contractors
315250 Cut and Sew Apparel Manufacturing (except Contractors)
315990 Apparel Accessories and Other Apparel Manufacturing
316110 Leather and Hide Tanning and Finishing
316210 Footwear Manufacturing
316990 Other Leather and Allied Product Manufacturing
321113 Sawmills
321114 Wood Preservation
321211 Hardwood Veneer and Plywood Manufacturing
321212 Softwood Veneer and Plywood Manufacturing
321215 Engineered Wood Member Manufacturing
321219 Reconstituted Wood Product Manufacturing
321911 Wood Window and Door Manufacturing
321912 Cut Stock, Resawing Lumber, and Planing
321918 Other Millwork (including Flooring)
321920 Wood Container and Pallet Manufacturing
321991 Manufactured Home (Mobile Home) Manufacturing
321992 Prefabricated Wood Building Manufacturing
321999 All Other Miscellaneous Wood Product Manufacturing
322110 Pulp Mills
322120 Paper Mills
322130 Paperboard Mills
322211 Corrugated and Solid Fiber Box Manufacturing
322212 Folding Paperboard Box Manufacturing
322219 Other Paperboard Container Manufacturing
322220 Paper Bag and Coated and Treated Paper Manufacturing
322230 Stationery Product Manufacturing
322291 Sanitary Paper Product Manufacturing
322299 All Other Converted Paper Product Manufacturing
323111 Commercial Printing (except Screen and Books)
323113 Commercial Screen Printing
323117 Books Printing
323120 Support Activities for Printing
324110 Petroleum Refineries
324121 Asphalt Paving Mixture and Block Manufacturing
324122 Asphalt Shingle and Coating Materials Manufacturing
324191 Petroleum Lubricating Oil and Grease Manufacturing
324199 All Other Petroleum and Coal Products Manufacturing
325110 Petrochemical Manufacturing
325120 Industrial Gas Manufacturing
325130 Synthetic Dye and Pigment Manufacturing
325180 Other Basic Inorganic Chemical Manufacturing
325193 Ethyl Alcohol Manufacturing
325194 Cyclic Crude, Intermediate, and Gum and Wood Chemical Manufacturing
325199 All Other Basic Organic Chemical Manufacturing
325211 Plastics Material and Resin Manufacturing
325212 Synthetic Rubber Manufacturing
325220 Artificial and Synthetic Fibers and Filaments Manufacturing
325311 Nitrogenous Fertilizer Manufacturing
325312 Phosphatic Fertilizer Manufacturing
325314 Fertilizer (Mixing Only) Manufacturing
325315 Compost Manufacturing
325320 Pesticide and Other Agricultural Chemical Manufacturing
325411 Medicinal and Botanical Manufacturing
325412 Pharmaceutical Preparation Manufacturing
325413 In-Vitro Diagnostic Substance Manufacturing
325414 Biological Product (except Diagnostic) Manufacturing
325510 Paint and Coating Manufacturing
325520 Adhesive Manufacturing
325611 Soap and Other Detergent Manufacturing
325612 Polish and Other Sanitation Good Manufacturing
325613 Surface Active Agent Manufacturing
325620 Toilet Preparation Manufacturing
325910 Printing Ink Manufacturing
325920 Explosives Manufacturing
325991 Custom Compounding of Purchased Resins
325992 Photographic Film, Paper, Plate, Chemical, and Copy Toner Manufacturing
325998 All Other Miscellaneous Chemical Product and Preparation Manufacturing
326111 Plastics Bag and Pouch Manufacturing
326112 Plastics Packaging Film and Sheet (including Laminated) Manufacturing
326113 Unlaminated Plastics Film and Sheet (except Packaging) Manufacturing
326121 Unlaminated Plastics Profile Shape Manufacturing
326122 Plastics Pipe and Pipe Fitting Manufacturing
326130 Laminated Plastics Plate, Sheet (except Packaging), and Shape Manufacturing
326140 Polystyrene Foam Product Manufacturing
326150 Urethane and Other Foam Product (except Polystyrene) Manufacturing
326160 Plastics Bottle Manufacturing
326191 Plastics Plumbing Fixture Manufacturing
326199 All Other Plastics Product Manufacturing
326211 Tire Manufacturing (except Retreading)
326212 Tire Retreading
326220 Rubber and Plastics Hoses and Belting Manufacturing
326291 Rubber Product Manufacturing for Mechanical Use
326299 All Other Rubber Product Manufacturing
327110 Pottery, Ceramics, and Plumbing Fixture Manufacturing
327120 Clay Building Material and Refractories Manufacturing
327211 Flat Glass Manufacturing
327212 Other Pressed and Blown Glass and Glassware Manufacturing
327213 Glass Container Manufacturing
327215 Glass Product Manufacturing Made of Purchased Glass
327310 Cement Manufacturing
327320 Ready-Mix Concrete Manufacturing
327331 Concrete Block and Brick Manufacturing
327332 Concrete Pipe Manufacturing
327390 Other Concrete Product Manufacturing
327410 Lime Manufacturing
327420 Gypsum Product Manufacturing
327910 Abrasive Product Manufacturing
327991 Cut Stone and Stone Product Manufacturing
327992 Ground or Treated Mineral and Earth Manufacturing
327993 Mineral Wool Manufacturing
327999 All Other Miscellaneous Nonmetallic Mineral Product Manufacturing
331110 Iron and Steel Mills and Ferroalloy Manufacturing
331210 Iron and Steel Pipe and Tube Manufacturing from Purchased Steel
331221 Rolled Steel Shape Manufacturing
331222 Steel Wire Drawing
331313 Alumina Refining and Primary Aluminum Production
331314 Secondary Smelting and Alloying of Aluminum
331315 Aluminum Sheet, Plate, and Foil Manufacturing
331318 Other Aluminum Rolling, Drawing, and Extruding
331410 Nonferrous Metal (except Aluminum) Smelting and Refining
331420 Copper Rolling, Drawing, Extruding, and Alloying
331491 Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding
331492 Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum)
331511 Iron Foundries
331512 Steel Investment Foundries
331513 Steel Foundries (except Investment)
331523 Nonferrous Metal Die-Casting Foundries
331524 Aluminum Foundries (except Die-Casting)
331529 Other Nonferrous Metal Foundries (except Die-Casting)
332111 Iron and Steel Forging
332112 Nonferrous Forging
332114 Custom Roll Forming
332117 Powder Metallurgy Part Manufacturing
332119 Metal Crown, Closure, and Other Metal Stamping (except Automotive)
332215 Metal Kitchen Cookware, Utensil, Cutlery, and Flatware (except Precious) Manufacturing
332216 Saw Blade and Handtool Manufacturing
332311 Prefabricated Metal Building and Component Manufacturing
332312 Fabricated Structural Metal Manufacturing
332313 Plate Work Manufacturing
332321 Metal Window and Door Manufacturing
332322 Sheet Metal Work Manufacturing
332323 Ornamental and Architectural Metal Work Manufacturing
332410 Power Boiler and Heat Exchanger Manufacturing
332420 Metal Tank (Heavy Gauge) Manufacturing
332431 Metal Can Manufacturing
332439 Other Metal Container Manufacturing
332510 Hardware Manufacturing
332613 Spring Manufacturing
332618 Other Fabricated Wire Product Manufacturing
332710 Machine Shops
332721 Precision Turned Product Manufacturing
332722 Bolt, Nut, Screw, Rivet, and Washer Manufacturing
332811 Metal Heat Treating
332812 Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers
332813 Electroplating, Plating, Polishing, Anodizing, and Coloring
332911 Industrial Valve Manufacturing
332912 Fluid Power Valve and Hose Fitting Manufacturing
332913 Plumbing Fixture Fitting and Trim Manufacturing
332919 Other Metal Valve and Pipe Fitting Manufacturing
332991 Ball and Roller Bearing Manufacturing
332992 Small Arms Ammunition Manufacturing
332993 Ammunition (except Small Arms) Manufacturing
332994 Small Arms, Ordnance, and Ordnance Accessories Manufacturing
332996 Fabricated Pipe and Pipe Fitting Manufacturing
332999 All Other Miscellaneous Fabricated Metal Product Manufacturing
333111 Farm Machinery and Equipment Manufacturing
333112 Lawn and Garden Tractor and Home Lawn and Garden Equipment Manufacturing
333120 Construction Machinery Manufacturing
333131 Mining Machinery and Equipment Manufacturing
333132 Oil and Gas Field Machinery and Equipment Manufacturing
333241 Food Product Machinery Manufacturing
333242 Semiconductor Machinery Manufacturing
333243 Sawmill, Woodworking, and Paper Machinery Manufacturing
333248 All Other Industrial Machinery Manufacturing
333310 Commercial and Service Industry Machinery Manufacturing
333413 Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing
333414 Heating Equipment (except Warm Air Furnaces) Manufacturing
333415 Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
333511 Industrial Mold Manufacturing
333514 Special Die and Tool, Die Set, Jig, and Fixture Manufacturing
333515 Cutting Tool and Machine Tool Accessory Manufacturing
333517 Machine Tool Manufacturing
333519 Rolling Mill and Other Metalworking Machinery Manufacturing
333611 Turbine and Turbine Generator Set Units Manufacturing
333612 Speed Changer, Industrial High-Speed Drive, and Gear Manufacturing
333613 Mechanical Power Transmission Equipment Manufacturing
333618 Other Engine Equipment Manufacturing
333912 Air and Gas Compressor Manufacturing
333914 Measuring, Dispensing, and Other Pumping Equipment Manufacturing
333921 Elevator and Moving Stairway Manufacturing
333922 Conveyor and Conveying Equipment Manufacturing
333923 Overhead Traveling Crane, Hoist, and Monorail System Manufacturing
333924 Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing
333991 Power-Driven Handtool Manufacturing
333992 Welding and Soldering Equipment Manufacturing
333993 Packaging Machinery Manufacturing
333994 Industrial Process Furnace and Oven Manufacturing
333995 Fluid Power Cylinder and Actuator Manufacturing
333996 Fluid Power Pump and Motor Manufacturing
333998 All Other Miscellaneous General Purpose Machinery Manufacturing
334111 Electronic Computer Manufacturing
334112 Computer Storage Device Manufacturing
334118 Computer Terminal and Other Computer Peripheral Equipment Manufacturing
334210 Telephone Apparatus Manufacturing
334220 Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
334290 Other Communications Equipment Manufacturing
334310 Audio and Video Equipment Manufacturing
334412 Bare Printed Circuit Board Manufacturing
334413 Semiconductor and Related Device Manufacturing
334416 Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing
334417 Electronic Connector Manufacturing
334418 Printed Circuit Assembly (Electronic Assembly) Manufacturing
334419 Other Electronic Component Manufacturing
334510 Electromedical and Electrotherapeutic Apparatus Manufacturing
334511 Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
334512 Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use
334513 Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
334514 Totalizing Fluid Meter and Counting Device Manufacturing
334515 Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
334516 Analytical Laboratory Instrument Manufacturing
334517 Irradiation Apparatus Manufacturing
334519 Other Measuring and Controlling Device Manufacturing
334610 Manufacturing and Reproducing Magnetic and Optical Media
335131 Residential Electric Lighting Fixture Manufacturing
335132 Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing
335139 Electric Lamp Bulb and Other Lighting Equipment Manufacturing
335210 Small Electrical Appliance Manufacturing
335220 Major Household Appliance Manufacturing
335311 Power, Distribution, and Specialty Transformer Manufacturing
335312 Motor and Generator Manufacturing
335313 Switchgear and Switchboard Apparatus Manufacturing
335314 Relay and Industrial Control Manufacturing
335910 Battery Manufacturing
335921 Fiber Optic Cable Manufacturing
335929 Other Communication and Energy Wire Manufacturing
335931 Current-Carrying Wiring Device Manufacturing
335932 Noncurrent-Carrying Wiring Device Manufacturing
335991 Carbon and Graphite Product Manufacturing
335999 All Other Miscellaneous Electrical Equipment and Component Manufacturing
336110 Automobile and Light Duty Motor Vehicle Manufacturing
336120 Heavy Duty Truck Manufacturing
336211 Motor Vehicle Body Manufacturing
336212 Truck Trailer Manufacturing
336213 Motor Home Manufacturing
336214 Travel Trailer and Camper Manufacturing
336310 Motor Vehicle Gasoline Engine and Engine Parts Manufacturing
336320 Motor Vehicle Electrical and Electronic Equipment Manufacturing
336330 Motor Vehicle Steering and Suspension Components (except Spring) Manufacturing
336340 Motor Vehicle Brake System Manufacturing
336350 Motor Vehicle Transmission and Power Train Parts Manufacturing
336360 Motor Vehicle Seating and Interior Trim Manufacturing
336370 Motor Vehicle Metal Stamping
336390 Other Motor Vehicle Parts Manufacturing
336411 Aircraft Manufacturing
336412 Aircraft Engine and Engine Parts Manufacturing
336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing
336414 Guided Missile and Space Vehicle Manufacturing
336415 Guided Missile and Space Vehicle Propulsion Unit and Propulsion Unit Parts Manufacturing
336419 Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing
336510 Railroad Rolling Stock Manufacturing
336611 Ship Building and Repairing
336612 Boat Building
336991 Motorcycle, Bicycle, and Parts Manufacturing
336992 Military Armored Vehicle, Tank, and Tank Component Manufacturing
336999 All Other Transportation Equipment Manufacturing
337110 Wood Kitchen Cabinet and Countertop Manufacturing
337121 Upholstered Household Furniture Manufacturing
337122 Nonupholstered Wood Household Furniture Manufacturing
337126 Household Furniture (except Wood and Upholstered) Manufacturing
337127 Institutional Furniture Manufacturing
337211 Wood Office Furniture Manufacturing
337212 Custom Architectural Woodwork and Millwork Manufacturing
337214 Office Furniture (except Wood) Manufacturing
337215 Showcase, Partition, Shelving, and Locker Manufacturing
337910 Mattress Manufacturing
337920 Blind and Shade Manufacturing
339112 Surgical and Medical Instrument Manufacturing
339113 Surgical Appliance and Supplies Manufacturing
339114 Dental Equipment and Supplies Manufacturing
339115 Ophthalmic Goods Manufacturing
339116 Dental Laboratories
339910 Jewelry and Silverware Manufacturing
339920 Sporting and Athletic Goods Manufacturing
339930 Doll, Toy, and Game Manufacturing
339940 Office Supplies (except Paper) Manufacturing
339950 Sign Manufacturing
339991 Gasket, Packing, and Sealing Device Manufacturing
339992 Musical Instrument Manufacturing
339993 Fastener, Button, Needle, and Pin Manufacturing
339994 Broom, Brush, and Mop Manufacturing
339995 Burial Casket Manufacturing
339999 All Other Miscellaneous Manufacturing
423110 Automobile and Other Motor Vehicle Merchant Wholesalers
423120 Motor Vehicle Supplies and New Parts Merchant Wholesalers
423130 Tire and Tube Merchant Wholesalers
423140 Motor Vehicle Parts (Used) Merchant Wholesalers
423210 Furniture Merchant Wholesalers
423220 Home Furnishing Merchant Wholesalers
423310 Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers
423320 Brick, Stone, and Related Construction Material Merchant Wholesalers
423330 Roofing, Siding, and Insulation Material Merchant Wholesalers
423390 Other Construction Material Merchant Wholesalers
423410 Photographic Equipment and Supplies Merchant Wholesalers
423420 Office Equipment Merchant Wholesalers
423430 Computer and Computer Peripheral Equipment and Software Merchant Wholesalers
423440 Other Commercial Equipment Merchant Wholesalers
423450 Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers
423460 Ophthalmic Goods Merchant Wholesalers
423490 Other Professional Equipment and Supplies Merchant Wholesalers
423510 Metal Service Centers and Other Metal Merchant Wholesalers
423520 Coal and Other Mineral and Ore Merchant Wholesalers
423610 Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers
423620 Household Appliances, Electric Housewares, and Consumer Electronics Merchant Wholesalers
423690 Other Electronic Parts and Equipment Merchant Wholesalers
423710 Hardware Merchant Wholesalers
423720 Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers
423730 Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers
423740 Refrigeration Equipment and Supplies Merchant Wholesalers
423810 Construction and Mining (except Oil Well) Machinery and Equipment Merchant Wholesalers
423820 Farm and Garden Machinery and Equipment Merchant Wholesalers
423830 Industrial Machinery and Equipment Merchant Wholesalers
423840 Industrial Supplies Merchant Wholesalers
423850 Service Establishment Equipment and Supplies Merchant Wholesalers
423860 Transportation Equipment and Supplies (except Motor Vehicle) Merchant Wholesalers
423910 Sporting and Recreational Goods and Supplies Merchant Wholesalers
423920 Toy and Hobby Goods and Supplies Merchant Wholesalers
423930 Recyclable Material Merchant Wholesalers
423940 Jewelry, Watch, Precious Stone, and Precious Metal Merchant Wholesalers
423990 Other Miscellaneous Durable Goods Merchant Wholesalers
424110 Printing and Writing Paper Merchant Wholesalers
424120 Stationery and Office Supplies Merchant Wholesalers
424130 Industrial and Personal Service Paper Merchant Wholesalers
424210 Drugs and Druggists' Sundries Merchant Wholesalers
424310 Piece Goods, Notions, and Other Dry Goods Merchant Wholesalers
424340 Footwear Merchant Wholesalers
424350 Clothing and Clothing Accessories Merchant Wholesalers
424410 General Line Grocery Merchant Wholesalers
424420 Packaged Frozen Food Merchant Wholesalers
424430 Dairy Product (except Dried or Canned) Merchant Wholesalers
424440 Poultry and Poultry Product Merchant Wholesalers
424450 Confectionery Merchant Wholesalers
424460 Fish and Seafood Merchant Wholesalers
424470 Meat and Meat Product Merchant Wholesalers
424480 Fresh Fruit and Vegetable Merchant Wholesalers
424490 Other Grocery and Related Products Merchant Wholesalers
424510 Grain and Field Bean Merchant Wholesalers
424520 Livestock Merchant Wholesalers
424590 Other Farm Product Raw Material Merchant Wholesalers
424610 Plastics Materials and Basic Forms and Shapes Merchant Wholesalers
424690 Other Chemical and Allied Products Merchant Wholesalers
424710 Petroleum Bulk Stations and Terminals
424720 Petroleum and Petroleum Products Merchant Wholesalers (except Bulk Stations and Terminals)
424810 Beer and Ale Merchant Wholesalers
424820 Wine and Distilled Alcoholic Beverage Merchant Wholesalers
424910 Farm Supplies Merchant Wholesalers
424920 Book, Periodical, and Newspaper Merchant Wholesalers
424930 Flower, Nursery Stock, and Florists' Supplies Merchant Wholesalers
424940 Tobacco Product and Electronic Cigarette Merchant Wholesalers
424950 Paint, Varnish, and Supplies Merchant Wholesalers
424990 Other Miscellaneous Nondurable Goods Merchant Wholesalers
425120 Wholesale Trade Agents and Brokers
441110 New Car Dealers
441120 Used Car Dealers
441210 Recreational Vehicle Dealers
441222 Boat Dealers
441227 Motorcycle, ATV, and All Other Motor Vehicle Dealers
441330 Automotive Parts and Accessories Retailers
441340 Tire Dealers
444110 Home Centers
444120 Paint and Wallpaper Retailers
444140 Hardware Retailers
444180 Other Building Material Dealers
444230 Outdoor Power Equipment Retailers
444240 Nursery, Garden Center, and Farm Supply Retailers
445110 Supermarkets and Other Grocery Retailers (except Convenience Retailers)
445131 Convenience Retailers
445132 Vending Machine Operators
445230 Fruit and Vegetable Retailers
445240 Meat Retailers
445250 Fish and Seafood Retailers
445291 Baked Goods Retailers
445292 Confectionery and Nut Retailers
445298 All Other Specialty Food Retailers
445320 Beer, Wine, and Liquor Retailers
449110 Furniture Retailers
449121 Floor Covering Retailers
449122 Window Treatment Retailers
449129 All Other Home Furnishings Retailers
449210 Electronics and Appliance Retailers
455110 Department Stores
455211 Warehouse Clubs and Supercenters
455219 All Other General Merchandise Retailers
456110 Pharmacies and Drug Retailers
456120 Cosmetics, Beauty Supplies, and Perfume Retailers
456130 Optical Goods Retailers
456191 Food (Health) Supplement Retailers
456199 All Other Health and Personal Care Retailers
457110 Gasoline Stations with Convenience Stores
457120 Other Gasoline Stations
457210 Fuel Dealers
458110 Clothing and Clothing Accessories Retailers
458210 Shoe Retailers
458310 Jewelry Retailers
458320 Luggage and Leather Goods Retailers
459110 Sporting Goods Retailers
459120 Hobby, Toy, and Game Retailers
459130 Sewing, Needlework, and Piece Goods Retailers
459140 Musical Instrument and Supplies Retailers
459210 Book Retailers and News Dealers
459310 Florists
459410 Office Supplies and Stationery Retailers
459420 Gift, Novelty, and Souvenir Retailers
459510 Used Merchandise Retailers
459910 Pet and Pet Supplies Retailers
459920 Art Dealers
459930 Manufactured (Mobile) Home Dealers
459991 Tobacco, Electronic Cigarette, and Other Smoking Supplies Retailers
459999 All Other Miscellaneous Retailers
481111 Scheduled Passenger Air Transportation
481112 Scheduled Freight Air Transportation
481211 Nonscheduled Chartered Passenger Air Transportation
481212 Nonscheduled Chartered Freight Air Transportation
481219 Other Nonscheduled Air Transportation
482111 Line-Haul Railroads
482112 Short Line Railroads
483111 Deep Sea Freight Transportation
483112 Deep Sea Passenger Transportation
483113 Coastal and Great Lakes Freight Transportation
483114 Coastal and Great Lakes Passenger Transportation
483211 Inland Water Freight Transportation
483212 Inland Water Passenger Transportation
484110 General Freight Trucking, Local
484121 General Freight Trucking, Long-Distance, Truckload
484122 General Freight Trucking, Long-Distance, Less Than Truckload
484210 Used Household and Office Goods Moving
484220 Specialized Freight (except Used Goods) Trucking, Local
484230 Specialized Freight (except Used Goods) Trucking, Long-Distance
485111 Mixed Mode Transit Systems
485112 Commuter Rail Systems
485113 Bus and Other Motor Vehicle Transit Systems
485119 Other Urban Transit Systems
485210 Interurban and Rural Bus Transportation
485310 Taxi and Ridesharing Services
485320 Limousine Service
485410 School and Employee Bus Transportation
485510 Charter Bus Industry
485991 Special Needs Transportation
485999 All Other Transit and Ground Passenger Transportation
486110 Pipeline Transportation of Crude Oil
486210 Pipeline Transportation of Natural Gas
486910 Pipeline Transportation of Refined Petroleum Products
486990 All Other Pipeline Transportation
487110 Scenic and Sightseeing Transportation, Land
487210 Scenic and Sightseeing Transportation, Water
487990 Scenic and Sightseeing Transportation, Other
488111 Air Traffic Control
488119 Other Airport Operations
488190 Other Support Activities for Air Transportation
488210 Support Activities for Rail Transportation
488310 Port and Harbor Operations
488320 Marine Cargo Handling
488330 Navigational Services to Shipping
488390 Other Support Activities for Water Transportation
488410 Motor Vehicle Towing
488490 Other Support Activities for Road Transportation
488510 Freight Transportation Arrangement
488991 Packing and Crating
488999 All Other Support Activities for Transportation
491110 Postal Service
492110 Couriers and Express Delivery Services
492210 Local Messengers and Local Delivery
493110 General Warehousing and Storage
493120 Refrigerated Warehousing and Storage
493130 Farm Product Warehousing and Storage
493190 Other Warehousing and Storage
512110 Motion Picture and Video Production
512120 Motion Picture and Video Distribution
512131 Motion Picture Theaters (except Drive-Ins)
512132 Drive-In Motion Picture Theaters
512191 Teleproduction and Other Postproduction Services
512199 Other Motion Picture and Video Industries
512230 Music Publishers
512240 Sound Recording Studios
512250 Record Production and Distribution
512290 Other Sound Recording Industries
513110 Newspaper Publishers
513120 Periodical Publishers
513130 Book Publishers
513140 Directory and Mailing List Publishers
513191 Greeting Card Publishers
513199 All Other Publishers
513210 Software Publishers
516110 Radio Broadcasting Stations
516120 Television Broadcasting Stations
516210 Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers
517111 Wired Telecommunications Carriers
517112 Wireless Telecommunications Carriers (except Satellite)
517121 Telecommunications Resellers
517122 Agents for Wireless Telecommunications Services
517410 Satellite Telecommunications
517810 All Other Telecommunications
518210 Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
519210 Libraries and Archives
519290 Web Search Portals and All Other Information Services
521110 Monetary Authorities-Central Bank
522110 Commercial Banking
522130 Credit Unions
522180 Savings Institutions and Other Depository Credit Intermediation
522210 Credit Card Issuing
522220 Sales Financing
522291 Consumer Lending
522292 Real Estate Credit
522299 International, Secondary Market, and All Other Nondepository Credit Intermediation
522310 Mortgage and Nonmortgage Loan Brokers
522320 Financial Transactions Processing, Reserve, and Clearinghouse Activities
522390 Other Activities Related to Credit Intermediation
523150 Investment Banking and Securities Intermediation
523160 Commodity Contracts Intermediation
523210 Securities and Commodity Exchanges
523910 Miscellaneous Intermediation
523940 Portfolio Management and Investment Advice
523991 Trust, Fiduciary, and Custody Activities
523999 Miscellaneous Financial Investment Activities
524113 Direct Life Insurance Carriers
524114 Direct Health and Medical Insurance Carriers
524126 Direct Property and Casualty Insurance Carriers
524127 Direct Title Insurance Carriers
524128 Other Direct Insurance (except Life, Health, and Medical) Carriers
524130 Reinsurance Carriers
524210 Insurance Agencies and Brokerages
524291 Claims Adjusting
524292 Pharmacy Benefit Management and Other Third Party Administration of Insurance and Pension Funds
524298 All Other Insurance Related Activities
525110 Pension Funds
525120 Health and Welfare Funds
525190 Other Insurance Funds
525910 Open-End Investment Funds
525920 Trusts, Estates, and Agency Accounts
525990 Other Financial Vehicles
531110 Lessors of Residential Buildings and Dwellings
531120 Lessors of Nonresidential Buildings (except Miniwarehouses)
531130 Lessors of Miniwarehouses and Self-Storage Units
531190 Lessors of Other Real Estate Property
531210 Offices of Real Estate Agents and Brokers
531311 Residential Property Managers
531312 Nonresidential Property Managers
531320 Offices of Real Estate Appraisers
531390 Other Activities Related to Real Estate
532111 Passenger Car Rental
532112 Passenger Car Leasing
532120 Truck, Utility Trailer, and RV (Recreational Vehicle) Rental and Leasing
532210 Consumer Electronics and Appliances Rental
532281 Formal Wear and Costume Rental
532282 Video Tape and Disc Rental
532283 Home Health Equipment Rental
532284 Recreational Goods Rental
532289 All Other Consumer Goods Rental
532310 General Rental Centers
532411 Commercial Air, Rail, and Water Transportation Equipment Rental and Leasing
532412 Construction, Mining, and Forestry Machinery and Equipment Rental and Leasing
532420 Office Machinery and Equipment Rental and Leasing
532490 Other Commercial and Industrial Machinery and Equipment Rental and Leasing
533110 Lessors of Nonfinancial Intangible Assets (except Copyrighted Works)
541110 Offices of Lawyers
541120 Offices of Notaries
541191 Title Abstract and Settlement Offices
541199 All Other Legal Services
541211 Offices of Certified Public Accountants
541213 Tax Preparation Services
541214 Payroll Services
541219 Other Accounting Services
541310 Architectural Services
541320 Landscape Architectural Services
541330 Engineering Services
541340 Drafting Services
541350 Building Inspection Services
541360 Geophysical Surveying and Mapping Services
541370 Surveying and Mapping (except Geophysical) Services
541380 Testing Laboratories and Services
541410 Interior Design Services
541420 Industrial Design Services
541430 Graphic Design Services
541490 Other Specialized Design Services
541511 Custom Computer Programming Services
541512 Computer Systems Design Services
541513 Computer Facilities Management Services
541519 Other Computer Related Services
541611 Administrative Management and General Management Consulting Services
541612 Human Resources Consulting Services
541613 Marketing Consulting Services
541614 Process, Physical Distribution, and Logistics Consulting Services
541618 Other Management Consulting Services
541620 Environmental Consulting Services
541690 Other Scientific and Technical Consulting Services
541713 Research and Development in Nanotechnology
541714 Research and Development in Biotechnology (except Nanobiotechnology)
541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
541720 Research and Development in the Social Sciences and Humanities
541810 Advertising Agencies
541820 Public Relations Agencies
541830 Media Buying Agencies
541840 Media Representatives
541850 Indoor and Outdoor Display Advertising
541860 Direct Mail Advertising
541870 Advertising Material Distribution Services
541890 Other Services Related to Advertising
541910 Marketing Research and Public Opinion Polling
541921 Photography Studios, Portrait
541922 Commercial Photography
541930 Translation and Interpretation Services
541940 Veterinary Services
541990 All Other Professional, Scientific, and Technical Services
551111 Offices of Bank Holding Companies
551112 Offices of Other Holding Companies
551114 Corporate, Subsidiary, and Regional Managing Offices
561110 Office Administrative Services
561210 Facilities Support Services
561311 Employment Placement Agencies
561312 Executive Search Services
561320 Temporary Help Services
561330 Professional Employer Organizations
561410 Document Preparation Services
561421 Telephone Answering Services
561422 Telemarketing Bureaus and Other Contact Centers
561431 Private Mail Centers
561439 Other Business Service Centers (including Copy Shops)
561440 Collection Agencies
561450 Credit Bureaus
561491 Repossession Services
561492 Court Reporting and Stenotype Services
561499 All Other Business Support Services
561510 Travel Agencies
561520 Tour Operators
561591 Convention and Visitors Bureaus
561599 All Other Travel Arrangement and Reservation Services
561611 Investigation and Personal Background Check Services
561612 Security Guards and Patrol Services
561613 Armored Car Services
561621 Security Systems Services (except Locksmiths)
561622 Locksmiths
561710 Exterminating and Pest Control Services
561720 Janitorial Services
561730 Landscaping Services
561740 Carpet and Upholstery Cleaning Services
561790 Other Services to Buildings and Dwellings
561910 Packaging and Labeling Services
561920 Convention and Trade Show Organizers
561990 All Other Support Services
562111 Solid Waste Collection
562112 Hazardous Waste Collection
562119 Other Waste Collection
562211 Hazardous Waste Treatment and Disposal
562212 Solid Waste Landfill
562213 Solid Waste Combustors and Incinerators
562219 Other Nonhazardous Waste Treatment and Disposal
562910 Remediation Services
562920 Materials Recovery Facilities
562991 Septic Tank and Related Services
562998 All Other Miscellaneous Waste Management Services
611110 Elementary and Secondary Schools
611210 Junior Colleges
611310 Colleges, Universities, and Professional Schools
611410 Business and Secretarial Schools
611420 Computer Training
611430 Professional and Management Development Training
611511 Cosmetology and Barber Schools
611512 Flight Training
611513 Apprenticeship Training
611519 Other Technical and Trade Schools
611610 Fine Arts Schools
611620 Sports and Recreation Instruction
611630 Language Schools
611691 Exam Preparation and Tutoring
611692 Automobile Driving Schools
611699 All Other Miscellaneous Schools and Instruction
611710 Educational Support Services
621111 Offices of Physicians (except Mental Health Specialists)
621112 Offices of Physicians, Mental Health Specialists
621210 Offices of Dentists
621310 Offices of Chiropractors
621320 Offices of Optometrists
621330 Offices of Mental Health Practitioners (except Physicians)
621340 Offices of Physical, Occupational and Speech Therapists, and Audiologists
621391 Offices of Podiatrists
621399 Offices of All Other Miscellaneous Health Practitioners
621410 Family Planning Centers
621420 Outpatient Mental Health and Substance Abuse Centers
621491 HMO Medical Centers
621492 Kidney Dialysis Centers
621493 Freestanding Ambulatory Surgical and Emergency Centers
621498 All Other Outpatient Care Centers
621511 Medical Laboratories
621512 Diagnostic Imaging Centers
621610 Home Health Care Services
621910 Ambulance Services
621991 Blood and Organ Banks
621999 All Other Miscellaneous Ambulatory Health Care Services
622110 General Medical and Surgical Hospitals
622210 Psychiatric and Substance Abuse Hospitals
622310 Specialty (except Psychiatric and Substance Abuse) Hospitals
623110 Nursing Care Facilities (Skilled Nursing Facilities)
623210 Residential Intellectual and Developmental Disability Facilities
623220 Residential Mental Health and Substance Abuse Facilities
623311 Continuing Care Retirement Communities
623312 Assisted Living Facilities for the Elderly
623990 Other Residential Care Facilities
624110 Child and Youth Services
624120 Services for the Elderly and Persons with Disabilities
624190 Other Individual and Family Services
624210 Community Food Services
624221 Temporary Shelters
624229 Other Community Housing Services
624230 Emergency and Other Relief Services
624310 Vocational Rehabilitation Services
624410 Child Care Services
711110 Theater Companies and Dinner Theaters
711120 Dance Companies
711130 Musical Groups and Artists
711190 Other Performing Arts Companies
711211 Sports Teams and Clubs
711212 Racetracks
711219 Other Spectator Sports
711310 Promoters of Performing Arts, Sports, and Similar Events with Facilities
711320 Promoters of Performing Arts, Sports, and Similar Events without Facilities
711410 Agents and Managers for Artists, Athletes, Entertainers, and Other Public Figures
711510 Independent Artists, Writers, and Performers
712110 Museums
712120 Historical Sites
712130 Zoos and Botanical Gardens
712190 Nature Parks and Other Similar Institutions
713110 Amusement and Theme Parks
713120 Amusement Arcades
713210 Casinos (except Casino Hotels)
713290 Other Gambling Industries
713910 Golf Courses and Country Clubs
713920 Skiing Facilities
713930 Marinas
713940 Fitness and Recreational Sports Centers
713950 Bowling Centers
713990 All Other Amusement and Recreation Industries
721110 Hotels (except Casino Hotels) and Motels
721120 Casino Hotels
721191 Bed-and-Breakfast Inns
721199 All Other Traveler Accommodation
721211 RV (Recreational Vehicle) Parks and Campgrounds
721214 Recreational and Vacation Camps (except Campgrounds)
721310 Rooming and Boarding Houses, Dormitories, and Workers' Camps
722310 Food Service Contractors
722320 Caterers
722330 Mobile Food Services
722410 Drinking Places (Alcoholic Beverages)
722511 Full-Service Restaurants
722513 Limited-Service Restaurants
722514 Cafeterias, Grill Buffets, and Buffets
722515 Snack and Nonalcoholic Beverage Bars
811111 General Automotive Repair
811114 Specialized Automotive Repair
811121 Automotive Body, Paint, and Interior Repair and Maintenance
811122 Automotive Glass Replacement Shops
811191 Automotive Oil Change and Lubrication Shops
811192 Car Washes
811198 All Other Automotive Repair and Maintenance
811210 Electronic and Precision Equipment Repair and Maintenance
811310 Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
811411 Home and Garden Equipment Repair and Maintenance
811412 Appliance Repair and Maintenance
811420 Reupholstery and Furniture Repair
811430 Footwear and Leather Goods Repair
811490 Other Personal and Household Goods Repair and Maintenance
812111 Barber Shops
812112 Beauty Salons
812113 Nail Salons
812191 Diet and Weight Reducing Centers
812199 Other Personal Care Services
812210 Funeral Homes and Funeral Services
812220 Cemeteries and Crematories
812310 Coin-Operated Laundries and Drycleaners
812320 Drycleaning and Laundry Services (except Coin-Operated)
812331 Linen Supply
812332 Industrial Launderers
812910 Pet Care (except Veterinary) Services
812921 Photofinishing Laboratories (except One-Hour)
812922 One-Hour Photofinishing
812930 Parking Lots and Garages
812990 All Other Personal Services
813110 Religious Organizations
813211 Grantmaking Foundations
813212 Voluntary Health Organizations
813219 Other Grantmaking and Giving Services
813311 Human Rights Organizations
813312 Environment, Conservation and Wildlife Organizations
813319 Other Social Advocacy Organizations
813410 Civic and Social Organizations
813910 Business Associations
813920 Professional Organizations
813930 Labor Unions and Similar Labor Organizations
813940 Political Organizations
813990 Other Similar Organizations (except Business, Professional, Labor, and Political Organizations)
814110 Private Households
921110 Executive Offices
921120 Legislative Bodies
921130 Public Finance Activities
921140 Executive and Legislative Offices, Combined
921150 American Indian and Alaska Native Tribal Governments
921190 Other General Government Support
922110 Courts
922120 Police Protection
922130 Legal Counsel and Prosecution
922140 Correctional Institutions
922150 Parole Offices and Probation Offices
922160 Fire Protection
922190 Other Justice, Public Order, and Safety Activities
923110 Administration of Education Programs
923120 Administration of Public Health Programs
923130 Administration of Human Resource Programs (except Education, Public Health, and Veterans' Affairs Programs)
923140 Administration of Veterans' Affairs
924110 Administration of Air and Water Resource and Solid Waste Management Programs
924120 Administration of Conservation Programs
925110 Administration of Housing Programs
925120 Administration of Urban Planning and Community and Rural Development
926110 Administration of General Economic Programs
926120 Regulation and Administration of Transportation Programs
926130 Regulation and Administration of Communications, Electric, Gas, and Other Utilities
926140 Regulation of Agricultural Marketing and Commodities
926150 Regulation, Licensing, and Inspection of Miscellaneous Commercial Sectors
927110 Space Research and Technology
928110 National Security
928120 International Affairs

3.1.5. Codebook: The ECF T26 Files

Table Metadata for Employer Characteristics File, National Firm (ECF_ZZ_SEIN_T26)

Access Requirements for ECF_ZZ_SEIN_T26
State Approval Required IRS Approval Required SSA Approval Required
Access Requirements X X
Description

Contains the national firm age and size data for employers in the ECF. This file requires IRS approval.

Scope

State

Key

SEIN YEAR QUARTER

Sort Order

SEIN YEAR QUARTER

File Format

SAS Data Table

Download Codebook

CSV

Variable Information

Variable Information for ECF_ZZ_SEIN_T26
Variable Name Type Length Description
SEIN char 12 State Employer Identification Number
YEAR num 4 Year (YYYY)
QUARTER num 4 Quarter (Numeric)
FIRMID char 10 Firm Alpha from LBD
FAS_EIN char 14 Firm identifier for Age & Size

FAS_EIN_FLAG

num 3

Info about fas_ein variable (See details below)

FIRMAGE num 8 Firm Age, calculated

SOURCE_AGE

char 1

Source of firm age (See details below)

FIRMSIZE num 8 Best initial firm size (size March 12 of last year, current size if new)

SOURCE_SIZE

char 1

Source of firm size (See details below)

FIRM_BIRTH_YEAR num 8 Completed year of birth
FIRM_BIRTH_QUARTER num 8 Completed quarter of birth
FIRMSIZE_FUZZ num 8 Noise infused value of firmsize

LBD_MATCH

num 8

1=EIN matches to LBD this year,2=next year,3=previous year,4=NECF(no LBD),5=ECF only (See details below)

MULTI_UNIT_LBD

num 8

Multi Unit firm in LBD microdata (See details below)

Details for variable FAS_EIN_FLAG on ECF_ZZ_SEIN_T26

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Description

Info about fas_ein variable

Codebook

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Value Label
1 EIN as reported on QCEW in current quarter
2 EIN missing in current quarter, longitudinally edited
3 Reported EIN overriden by longitudinal edit
4 Pseudo-EIN based on SEIN
5 UI-sourced EIN

Details for variable SOURCE_AGE on ECF_ZZ_SEIN_T26

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Description

Source of firm age

Codebook

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Value Label
1 Firm age from LBD
2 Firm age from national ECF
3 Firm age imputed
4 Firm age from state ECF

Details for variable SOURCE_SIZE on ECF_ZZ_SEIN_T26

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Description

Source of firm size

Codebook

Download as CSV

Value Label
1 Firm size from LBD
2 Firm size from national ECF
3 Firm size imputed
4 Firm size from state ECF

Details for variable LBD_MATCH on ECF_ZZ_SEIN_T26

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Description

1=EIN matches to LBD this year,2=next year,3=previous year,4=NECF(no LBD),5=ECF only

Codebook

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Value Label
1 Match to LBD in reference year
2 Match to LBD in subsequent year
3 Match to LBD in previous year
4 No match to LBD
5 No match to LBD (state-only)

Details for variable MULTI_UNIT_LBD on ECF_ZZ_SEIN_T26

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Description

Multi Unit firm in LBD microdata

Codebook

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Value Label
0 Firm on LBD is a single unit
1 Firm on LBD reports multiple units