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Who is the WCIRB?

The WCIRB is California's trusted, objective provider of actuarially-based information and research, advisory pure premium rates, and educational services integral to a healthy workers' compensation system.

As part of our mission, we have 4 strategic imperatives that drive the WCIRB's operations. These imperatives are:

  1. Envision, build and deliver new products and services to our members that enable greater insight into cost drivers and trends, facilitate data analytics and forecasting, and provide for sophisticated benchmarking analysis
  2. Become more efficient, agile and ‘easier to do business with’ through enhanced transparency, empowering technologies, and a customer centric focus
  3. Be the central source of information and resources valued by the industry through dynamic stakeholder outreach, creative education collaborations, robust online services, and active partnerships to enhance the quality of data
  4. Instill a values-based culture that reinforces our fiduciary responsibilities and develops leaders who foster an innovative, solution-oriented, rewarding environment in which to achieve our Mission and become a ‘best place to work’

How the WCIRB Operates

The WCIRB is a California unincorporated, private, nonprofit association comprised of all companies licensed to transact workers' compensation insurance in California, and has over 400 member companies. No state money is used to fund its operations. The operations of the WCIRB are funded primarily by membership fees and assessments. Click the link below to see the list of member companies.

To accurately measure the cost of providing workers' compensation benefits, the WCIRB performs a number of functions, including collection of premium and loss data on every workers' compensation insurance policy, examination of policy documents, inspections of insured businesses, and test audits of insurer payroll audits and claims classification. 

The WCIRB employs approximately 200 people. The home office is located in Oakland, California.

The WCIRB and Workers' Compensation In California

For detailed information about the WCIRB's role in the workers' compensation system in California, view the WCIRB and Workers' Compensation In California module in the WCIRB Online Guide to Workers' Compensation.