Contractors State License Board (CSLB)
California requires a state-level contractor license for projects above $1,000 (raised from $500 effective January 1, 2025). Exam required. NASCLA accepted. Administered by Contractors State License Board (CSLB).
Varies by classification; not universally required
Civil fines $200 - $5,000; misdemeanor with up to 6 months jail and $5,000 fine (first offense); forfeiture of lien rights