How do I file a complaint against a contractor with the CSLB?
You can file a complaint against a California contractor with the CSLB online, by mail, or by phone. Here is the process:
Online (fastest): 1. Go to cslb.ca.gov 2. Click "File a Complaint" 3. Fill out the complaint form with details about the contractor, project, and issues 4. Upload supporting documents (contract, photos, receipts, correspondence) 5. Submit the form
By phone: Call the CSLB at (800) 321 CSLB (2752)
By mail: Download the complaint form from cslb.ca.gov and mail it to the CSLB office in Sacramento
What happens after you file: The CSLB assigns an investigator to review your complaint The contractor is notified and given a chance to respond If violations are found, the CSLB can suspend or revoke the license, issue fines, or require corrective work For financial disputes under $25,000, you may be able to recover from the contractor's bond
Important tips: File as soon as possible. There are statutes of limitation. Keep all documentation: contracts, texts, emails, photos, receipts The CSLB cannot force a contractor to pay you directly, but they can revoke their license and you can claim against their bond
This information is provided as a general guide for Sacramento area homeowners. Actual costs and requirements may vary based on your specific situation. Always verify contractor licenses at cslb.ca.gov and check with your local building department for current permit requirements.