Contractors State License Board

The Contractors State License Board (CSLB) is a California-based government agency responsible for licensing and regulating contractors. Established in 1929, CSLB operates under the Department of Consumer Affairs and is governed by a 15-member Board. The Board oversees the licensing of contractors across 44 classifications within the construction industry, ensuring public safety and protecting consumers. CSLB issues licenses to approximately 300,000 contractors operating in the state and also registers home improvement salespersons. Their work involves enforcing regulations and consumer protection laws related to the construction industry. With a team of 108 employees, CSLB plays a crucial role in maintaining the integrity and professionalism of the California construction industry. The agency's mission is to safeguard consumers from unlicensed and potentially fraudulent contractors while promoting fair competition and ethical practices within the industry. For further information, visit CSLB's website at cslb.ca.gov.