Surplus Line Association of California (SLA) is a private, non-profit organization that operates as the statutory surplus line advisory organization governed by the California Department of Insurance (CDI) and the SLA Board of Directors. Established in 1937, the SLA's mission is to ensure a responsive and lawful surplus line insurance market in California. They work in collaboration with their members and the CDI to promote compliance with California laws and regulations, maintain a fair and competitive surplus line marketplace, and protect the interests of California insurance consumers.

The SLA provides various services, including education, processing, evaluation, and dissemination of surplus line data and information. They assist their members in complying with regulations, monitor surplus line brokers' placements of insurance with eligible surplus line insurers, and ensure the financial integrity and stability of the surplus line market. The SLA's vision is to be a modern, credible leader in the surplus lines industry by focusing on competence, expertise, service, and innovation.

Overall, the Surplus Line Association of California plays a crucial role in ensuring a well-regulated and consumer-focused surplus line insurance market in California