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)
Support Activities for Coal Mining
Source: U.S. Census Bureau 2022 NAICS
Based on SBA Table of Small Business Size Standards (2024)
Size Standard
$27.5M average annual receipts
Measurement Period
3-year average
Standard Type
Revenue-Based
Applies To
All contracts under NAICS 213113
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 213113 — Support Activities for Coal Mining — 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 $27.5M average annual receipts, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 213113.
NAICS code 213113 is 'Support Activities for Coal Mining', classified under the Mining, Quarrying, and Oil and Gas Extraction sector (NAICS 21). This U.S. industry comprises establishments primarily engaged in providing support activities for coal mining (except geophysical surveying and mapping, site preparation, construction, and transportat
The SBA defines a small business under NAICS code 213113 (Support Activities for Coal Mining) as one with $27.5M average annual receipts. 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 213113 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 213113 (Support Activities for Coal Mining) 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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