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D16 Hardware, Locks and Safes License (California)

California has 274 active D16 Hardware, Locks and Safes holders in the state file as of 2026-10-28¹, the 62nd-largest of 64 classes with at least 200 holders. 9 of them expire by 2026-12-27.

Active holders: 274; 0.1% of active California licenses
Expiring by 2026-12-27: 9; 3.3% of holders
Median bond on file: $25,000; 272 bonds
Workers' comp exempt: 36.1%; of 274 with WC status

How many D16 contractors are exempt from workers' comp?

99 of 274 active D16 holders with a recorded status (36.1%) filed an exemption¹, against 48.7% across all California classes.

How do you check a D16 license?

Search by license number or business name on the California license lookup, which reads the same state file.

Other California license classes

D39 Scaffolding288
C50 Reinforcing Steel254
C55 Water Conditioning301
C11 Elevator210
C22 Asbestos Abatement316
C28 Lock and Security Equipment364
D41 Siding and Decking414
D42 Non-Electrical Sign Installation422

All 64 classes

Sources

CA CSLB License Master (cslb.ca.gov data portal) (cslb.ca.gov, 2026-10-28)