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Contractors State License Board9821 Business Park Drive
Sacramento, CA 95827
Phone (800) 321-CSLB
Other Office Locations
Consumers
Report Unlicensed Activity
Reporting Unlicensed Activity
How can I report unlicensed Activity?
This section explains how consumers, building officials and legitimate licensed contractors can report unlicensed activity.
SWIFT
The Statewide Investigative Fraud Team (SWIFT) receives complaints against unlicensed individuals actively working on a construction project where the cost for labor and materials is $500 or more.
Reporting unlicensed activity
You may obtain the Board's SWIFT Lead Referral form on this website, or by calling either the Southern or Northern SWIFT offices. When completed please mail or fax the lead form to one of the offices listed below, based on the county where the unlicensed activity is being performed.
For unlicensed activity performed in the counties of Imperial, Kern, Los Angeles, Orange, Riverside, San Bernardino, San Diego, San Luis Obispo, Santa Barbara, and Ventura, send the lead referral form to:
Norwalk SWIFT Unit
12501 East Imperial Highway, Suite 620
Norwalk, CA 90650
Office numbers (562) 345-7600 / FAX (562) 466-6065.
For unlicensed activity performed in all other counties in California, send the lead referral form to:
Sacramento SWIFT Unit
P. O. Box 269117
Sacramento, CA 95826-9117
Office numbers (916) 255-2924 / FAX (916) 369-7265.
Please provide complete and detailed information about the unlicensed activity and indicate if there are employees on the project. The more information and evidence the better.
Complaints are processed according to the date of receipt, priority, and staff availability if the job site is located in a remote area. The complaint will be assigned to an Enforcement Representative who will follow-up on the information provided.

