How to Become a Plumber in California
Becoming a plumber in California takes education, an exam and an application. Here is the exact breakdown for California, sourced from the official board.
How do I become a plumber in California?
To become a plumber in California you must . Licensing is handled by California Contractors State License Board. Confirm current rules with the official board before applying.
Source: California Contractors State License BoardLast updated August 7, 2026
Requirements at a glance
- Additional notes
- No state journeyman plumber license; plumbing contractors hold a C-36 contractor license from CSLB and journeymen are licensed locally
Source: California Contractors State License BoardLast updated August 7, 2026
FAQ
All states for this license
Licensing rules can change. This page is a summary, not legal advice. Always confirm current requirements with the official California Contractors State License Board before applying.