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C54 Ceramic and Mosaic Tile License (California)

California has 6,109 active C54 Ceramic and Mosaic Tile holders in the state file as of 2026-10-29¹, the 9th-largest of 64 classes with at least 200 holders. 275 of them expire by 2026-12-28.

Active holders: 6,109; 2.6% of active California licenses
Expiring by 2026-12-28: 275; 4.5% of holders
Median bond on file: $25,000; 6,106 bonds
Workers' comp exempt: 52.7%; of 6,109 with WC status

How many C54 contractors are exempt from workers' comp?

3,220 of 6,109 active C54 holders with a recorded status (52.7%) filed an exemption¹, against 48.7% across all California classes.

How do you check a C54 license?

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

Other California license classes

C15 Flooring and Floor Covering6,738
C8 Concrete5,317
C27 Landscaping12,115
C7 Low Voltage Systems4,692
C39 Roofing5,563
C20 Warm-Air Heating, Ventilating and Air-Conditioning11,680
A General Engineering14,740
C6 Cabinet, Millwork and Finish Carpentry4,241

All 64 classes

Sources

CA CSLB License Master (cslb.ca.gov data portal) (cslb.ca.gov, 2026-10-29)