NAICS Code 561990 — All Other Support Services
National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is the only national industry under 56199 (All Other Support Services).
| Code | 561990 |
|---|---|
| Title | All Other Support Services |
| Level | National Industry (6-digit) |
| Edition | NAICS 2022 edition |
| SBA size standard | $16.5 million in average annual receipts |
Official definition (2022 NAICS)
This industry comprises establishments primarily engaged in providing day-to-day business and other organizational support services (except office administrative services, facilities support services, employment services, business support services, travel arrangement and reservation services, security and investigation services, services to buildings and other structures, packaging and labeling services, and convention and trade show organizing services).
Illustrative Examples:
Bartering services
Flagging (i.e., traffic control) services
Bottle exchanges
Float decorating services
Inventory taking services
Contract meter reading services
Lumber grading services
Diving services on a contract or fee basis
Is a business under 561990 "small"?
Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 561990 qualifies as a small business if it does not exceed $16.5 million in average annual receipts. Small-business status determines eligibility for federal set-aside contracts, SAM.gov certifications and SBA loan programs — receipts are averaged over the latest 5 fiscal years.
Where 561990 sits in the hierarchy
| Level | Code | Title |
|---|---|---|
| Sector | 56 | Administrative and Support and Waste Management and Remediation Services |
| Subsector | 561 | Administrative and Support Services |
| Industry Group | 5619 | Other Support Services |
| NAICS Industry | 56199 | All Other Support Services |
| National Industry | 561990 | All Other Support Services |
Related SIC codes
Via the official U.S. Census concordance (1987 SIC ↔ NAICS), shown only where the industry definition is unchanged in NAICS 2022.
| SIC code | Title |
|---|---|
7299 | Miscellaneous Personal Services, Not Elsewhere Classified |
7389 | Business Services, Not Elsewhere Classified |
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Data: official 2022 NAICS structure, descriptions and Census concordances, U.S. Census Bureau — U.S. government works in the public domain (17 U.S.C. §105). Suggested reference, not an official determination.