213112

Support Activities for Oil and Gas Operations

Mining, Quarrying, and Oil and Gas Extraction › Support Activities for Mining › Support Activities for Mining

SBA Size Standard

$47M average annual receipts

Revenue-Based Verify at SBA.gov →

NAICS Code Hierarchy

21

Sector

Mining, Quarrying, and Oil and Gas Extraction

213

Subsector

Support Activities for Mining

2131

Industry Group

Support Activities for Mining

213112

National Industry (This Code)

Support Activities for Oil and Gas Operations

Official NAICS Description

Source: U.S. Census Bureau 2022 NAICS

📘 Source: U.S. Census Bureau — 2022 NAICS Manual
This U.S. industry comprises establishments primarily engaged in performing support activities, on a contract or fee basis, for oil and gas operations (except geophysical surveying and mapping, site preparation, construction, and transportation activities). Services included are exploration; excavating slush pits and cellars, well surveying; running, cutting, and pulling casings, tubes, and rods; cementing wells, shooting wells; perforating well casings; acidizing and chemically treating wells; and cleaning out, bailing, and swabbing wells.

✓ Small Business Eligibility at a Glance

Based on SBA Table of Small Business Size Standards (2024)

Size Standard

$47M average annual receipts

Measurement Period

3-year average

Standard Type

Revenue-Based

Applies To

All contracts under NAICS 213112

Set-Aside Programs

8(a), WOSB, HUBZone, SDVOSB

Certification Required

No (self-certify in SAM.gov)

Size standards are set by the SBA and reviewed periodically. Always verify at SBA.gov before bidding.

Cross-References

The following activities are classified elsewhere in the NAICS system:

Contract drilling for oil and gas--are classified in U.S. Industry 213111, Drilling Oil and Gas Wells;
Operating oil and gas field properties on a contract or fee basis--are classified in Industry Group 2111, Oil and Gas Extraction;
Performing geophysical surveying and mapping services for oil and gas on a contract or fee basis--are classified in Industry 541360, Geophysical Surveying and Mapping Services;
Oil and gas pipeline and related structures construction and repair--are classified in Industry 237120, Oil and Gas Pipeline and Related Structures Construction;
Inspecting pipelines (i.e., visual)--are classified in Industry 541990, All Other Professional, Scientific, and Technical Services;
Site preparation and related construction activities on a contract or fee basis--are classified in Industry 238910, Site Preparation Contractors;
Mining machinery and equipment repair and maintenance--are classified in Industry 811310, Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance;
Providing transportation activities on a contract or fee basis--are classified in Sector 48-49, Transportation and Warehousing, based on the primary activity; and
Providing landman services on a contract or fee basis--are classified in Industry 531390, Other Activities Related to Real Estate.

How to Use NAICS 213112 in SAM.gov

NAICS code 213112Support Activities for Oil and Gas Operations — is used in SAM.gov to identify businesses whose primary activity falls within this classification. When you add this code to your SAM.gov entity registration, contracting officers searching for vendors in the Support Activities for Mining space will be able to find your business.

If this code represents your primary business activity, designate it as your primary NAICS code. Your primary NAICS code determines your size standard for any contract solicited under this code. With a size standard of $47M average annual receipts, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 213112.

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Frequently Asked Questions

What is NAICS code 213112?

NAICS code 213112 is 'Support Activities for Oil and Gas Operations', classified under the Mining, Quarrying, and Oil and Gas Extraction sector (NAICS 21). This U.S. industry comprises establishments primarily engaged in performing support activities, on a contract or fee basis, for oil and gas operations (except geophysical surveying and mapping, site p

What is the SBA small business size standard for NAICS code 213112?

The SBA defines a small business under NAICS code 213112 (Support Activities for Oil and Gas Operations) as one with $47M average annual receipts. This size standard determines eligibility for small business set-aside contracts, 8(a), HUBZone, WOSB, and SDVOSB programs in SAM.gov.

How do I register NAICS code 213112 in SAM.gov?

To register NAICS code 213112 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 213112 (Support Activities for Oil and Gas Operations) to your NAICS code list. You may designate one code as your Primary NAICS code.

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Related NAICS Codes

Other codes in Support Activities for Mining

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