NAICS Code 561622 — Locksmiths

National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is one of 2 national industries under 56162 (Security Systems Services).

Code	561622
Title	Locksmiths
Level	National Industry (6-digit)
Edition	NAICS 2022 edition
SBA size standard	$25 million in average annual receipts

Official definition (2022 NAICS)

This U.S. industry comprises establishments primarily engaged in (1) selling mechanical or electronic locking devices, safes, and security vaults, along with installation, repair, rebuilding, or adjusting services or (2) installing, repairing, rebuilding, and adjusting mechanical or electronic locking devices, safes, and security vaults.

Is a business under 561622 "small"?

Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 561622 qualifies as a small business if it does not exceed $25 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 561622 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	5616	Investigation and Security Services
NAICS Industry	56162	Security Systems Services
National Industry	561622	Locksmiths

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
7699	Repair Shops and Related Services, Not Elsewhere Classified

Related National Industry codes

• 561621 — Security Systems Services (except Locksmiths)

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.