Utilities › Utilities › Water, Sewage and Other Systems
Sector
Utilities
Subsector
Utilities
Industry Group
Water, Sewage and Other Systems
National Industry (This Code)
Steam and Air-Conditioning Supply
Source: U.S. Census Bureau 2022 NAICS
Based on SBA Table of Small Business Size Standards (2024)
Size Standard
$30M average annual receipts
Measurement Period
3-year average
Standard Type
Revenue-Based
Applies To
All contracts under NAICS 221330
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 221330 — Steam and Air-Conditioning Supply — 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 Water, Sewage and Other Systems 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 $30M average annual receipts, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 221330.
NAICS code 221330 is 'Steam and Air-Conditioning Supply', classified under the Utilities sector (NAICS 22). This industry comprises establishments primarily engaged in providing steam, heated air, or cooled air. The steam distribution may be through mains. Cross-References. Establishments primarily engage
The SBA defines a small business under NAICS code 221330 (Steam and Air-Conditioning Supply) as one with $30M 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 221330 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 221330 (Steam and Air-Conditioning Supply) to your NAICS code list. You may designate one code as your Primary NAICS code.
Other codes in Water, Sewage and Other Systems
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