Guides for hiring a licensed plumber
Short guides based on CSLB’s published information and City permit pages. They are general information, not plumbing advice, and not a recommendation of any business.
How to check a plumber’s license on CSLB
The step-by-step lookup and what to confirm.
Replacing a water heater: questions to ask
Estimate, permit, venting, warranties.
Clogged drain: questions to ask
Where the clog is, method, camera inspection, recurrence.
Sewer line repair: which licenses cover what
How CSLB describes C-36, C-42 and C-34.
Water leak repair: what to document and ask
Shutoff, documentation, permits, estimates.