NAICS 2022 industry USA Verified: Census NAICS 2022 · 2026-01-01
56162
NAICS 56162 — Security Systems Services
Security Systems Services
NAICS 56162 is the NAICS industry code for security systems services establishments in the United States. It forms part of the hierarchical North American Industry Classification System maintained by the Census Bureau.
Child industry codes in 56162 (2)
Exclusions & Cross-References
Activities classified under other official NAICS codes:
- providing key duplication services (See 811490 Other personal and household goods repair and maintenance (US))
- retailing motor vehicle security systems, with or without installation or maintenance services (See 441330 Automotive parts and accessories retailers (US))
- retailing security systems for buildings, without installation, maintenance or monitoring services (See 459999 All other miscellaneous retailers (except beer and wine-making supplies retailers) (CAN))
- wholesaling security systems for buildings, without installation, maintenance or monitoring services (See 416110 Electrical wiring and construction supplies merchant wholesalers (CAN))
Official data
| Feature | Description |
|---|---|
| Official name | North American Industry Classification System (NAICS) 2022 |
| Issuing authority | U.S. Census Bureau with OMB, Statistics Canada, and INEGI |
| Tax authority | Internal Revenue Service (IRS) |
| Purpose | Statistical business classification and federal contracting (SAM.gov, SBA standards) |
| Used in | SAM.gov registration, SBA size determinations, IRS tax classification, SEC EDGAR (via SIC crosswalk) |
| Active since | 2022 (current edition) |
| Hierarchy level | Sector (2-digit) |
| Source | https://www.census.gov/naics/ |
NAICS hierarchy path
Trace the classification from the broadest sector down to this national industry code.