What Do You Want To Do?
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Search a Classification
Use the Classification Search to view classification phraseologies, footnotes, related rules and approved pure premium rates. -
Request a Ratesheet
Obtain policyholder payroll and loss experience information by classification and policy year. -
Report Ownership Changes
Submit ownership information electronically through WCIRB Connect. -
Estimate an Experience Modification
Understand how payroll and claim experience is used in the computation of experience modifications. -
Search for Coverage Information
Find out the name of an insurer that wrote a California insurance policy for a specific employer. -
Report Indemnity Transactional Data
View information about data reporting requirements.
News and Updates
About The WCIRB
The Workers' Compensation Insurance Rating Bureau of California® (WCIRB) is California’s trusted, objective provider of actuarially-based research integral to a healthy workers’ compensation system.
We provide tools to help licensed agents and brokers serve their clients, and educational resources for employers to better understand California’s workers’ compensation system.
Information for new WCIRB members >
Join our team! Learn more about WCIRB career opportunities >