CSLB License Lookup: How to Check a California Contractor License
Check a California contractor in CSLB’s Check a License tool: status, classification, $25,000 bond and workers’ comp. What 245,633 license records show.
Use these guides when you have a street address, parcel identifier, permit number, or project number and need to find the government system that holds the record. Start with Permit Lookup by Address for a practical workflow, including how to identify the responsible city or county before searching.
Address spelling, unit numbers, parcel formats, and record coverage vary by jurisdiction, so a zero-result screen is not proof that no permit exists. Try the confirmed alternate inputs described in each guide, check legacy archives when the current portal is incomplete, and contact the responsible records office when an online search cannot answer the question. The guides also point out when a portal separates building, planning, code-enforcement, or trade-permit records so you can avoid treating one search as a complete property history. Keep the agency name, search terms, permit number, and coverage notes with any result you plan to rely on. This site provides independent navigation guidance and does not hold or certify permit records.
Check a California contractor in CSLB’s Check a License tool: status, classification, $25,000 bond and workers’ comp. What 245,633 license records show.
Check a Virginia contractor in DPOR License Lookup: class A, B or C sets the job size, the specialty sets the work. What 54,029 current licenses show.
Check a NYS DOL contractor registration on the registry dashboard or data.ny.gov. 15,022 certificates are active; 32% expire in December 2026 or January 2027.
Find a Montgomery County, MD use and occupancy certificate by address in DPS Data Search. Of 16,145 records, 70% filed before 2009 still read Issued.
Check a Delaware electrician, plumber or HVAC license in DELPROS. A third of master plumber and HVACR licenses still showed an October 31, 2026 expiration a week before the deadline.
Check a New York asbestos worker on the DOL certificate list. 21,727 endorsements were active in October 2026, and most run about 13 months.
How to check a New York State elevator contractor, mechanic or inspector license on the DOL lists, which license covers stairlifts, and what the October 2026 lists show.
How to check a New York State mold assessment or remediation contractor license on the DOL list, what each license covers, and what the October 2026 list shows.
How to check a Montgomery County, Maryland new home builder registration, what the county warranty covers, and what the builder list shows.
How to look up an Oregon electrician or plumber with BCD and CCB, what each license means, and what 45,452 active BCD licenses show.