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California general contractor license requirements
9 facts reviewed by our editor against the official page. Passages marked “not yet reviewed” are copied word-for-word from official state pages (fetched 2026-10-17) and are pending human review — read them in context on the linked source.
| Item | Detail (with quote from the official source) |
|---|---|
| Licensing authority | Contractor license (B General Building, CSLB) Contractors State License Board (CSLB), phone (800) 321-CSLB (2752). “or call (800) 321-CSLB (2752).” Official source · verified 2026-10-17 · What Kind of Contractor Do You Need? - CSLB |
| State/provincial license required? | Contractor license (B General Building, CSLB) California CSLB contractor license (e.g. "B" General Building) required for contract work valued at $1,000 or more (labor + materials), or work needing a building permit or using employees. “contracts for work valued at $1,000 or more for combined labor and materials costs must hold a current, valid license from CSLB” Official source · verified 2026-10-17 · What Kind of Contractor Do You Need? - CSLB |
| License levels | Contractor license (B General Building, CSLB) A "B" General Building contractor may take on a job involving more than two unrelated trades (e.g. kitchen remodel with plumbing, electrical and carpentry). “if your kitchen remodeling will involve plumbing, electrical and carpentry work under one contract, you should hire a licensed "B" General Building contractor.” Official source · verified 2026-10-17 · What Kind of Contractor Do You Need? - CSLB |
| Experience / hours | Contractor license (B General Building, CSLB) CSLB: the qualifier needs four years of journey-level experience within the last ten years. “The qualifier must have the required work experience (four years within the last ten years as a” Official source · verified 2026-10-17 · Apply for a Sole Owner license |
| Education & training | Contractor license (B General Building, CSLB) CSLB: no educational requirement to apply for or act as qualifier. “There is no educational requirement to apply for or act as the qualifier on a license.” Official source · verified 2026-10-17 · Apply for a Sole Owner license |
| Exam | Contractor license (B General Building, CSLB) CSLB: applicants must pass a trade exam and/or a business and law exam, given by an approved testing vendor (exam fees paid to the vendor). “After CSLB accepts the application, the qualifier will need to pass a trade exam and/or a business and law exam” Official source · verified 2026-10-17 · Apply for a Sole Owner license |
| Fees | Contractor license (B General Building, CSLB) CSLB sole owner: $450 non-refundable application fee; $200 initial license fee after passing the exam. “Non-refundable application fee of $450 due as well as a” Official source · verified 2026-10-17 · Apply for a Sole Owner license |
| Renewal | Contractor license (B General Building, CSLB) CSLB sole owner license renewal: $450 every two years. “Renewal fee of $450 for a sole owner license will be due every two years after licensure.” Official source · verified 2026-10-17 · Apply for a Sole Owner license |
| Reciprocity & endorsement | Contractor license (B General Building, CSLB) CSLB lists equivalency determinations for similar Arizona, Louisiana and Nevada contractor classifications. “Equivalency determinations for similar Arizona, Louisiana, and Nevada contractor license classifications” Official source · verified 2026-10-17 · Applicants |
Check a license in California
Search California license holders Data: California CSLB – License Master list (Data Portal)
Questions to ask the board
- Which license level matches my experience, and do hours from another jurisdiction count?
- Is the exam open-book, and which code edition is used?
- Do I also need a city or county license where I will work?
- Is there a reciprocity or endorsement agreement with my current jurisdiction?
Sources checked: www.cslb.ca.gov · www.cslb.ca.gov · www.cslb.ca.gov