Mining, Quarrying, and Oil and Gas Extraction › Support Activities for Mining › Support Activities for Mining
Sector
Mining, Quarrying, and Oil and Gas Extraction
Subsector
Support Activities for Mining
Industry Group
Support Activities for Mining
National Industry (This Code)
Drilling Oil and Gas Wells
Source: U.S. Census Bureau 2022 NAICS
Based on SBA Table of Small Business Size Standards (2024)
Size Standard
1,000 employees
Measurement Period
Current count
Standard Type
Employee-Based
Applies To
All contracts under NAICS 213111
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.
The following activities are classified elsewhere in the NAICS system:
NAICS code 213111 — Drilling Oil and Gas Wells — 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 1,000 employees, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 213111.
NAICS code 213111 is 'Drilling Oil and Gas Wells', classified under the Mining, Quarrying, and Oil and Gas Extraction sector (NAICS 21). This U.S. industry comprises establishments primarily engaged in drilling oil and gas wells for others on a contract or fee basis. This industry includes contractors that specialize in spudding in, d
The SBA defines a small business under NAICS code 213111 (Drilling Oil and Gas Wells) as one with 1,000 employees. This size standard determines eligibility for small business set-aside contracts, 8(a), HUBZone, WOSB, and SDVOSB programs in SAM.gov.
To register NAICS code 213111 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 213111 (Drilling Oil and Gas Wells) to your NAICS code list. You may designate one code as your Primary NAICS code.
Other codes in Support Activities for Mining
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