Register for the webinar to learn about the proposed advisory pure premium rates.Read more
Watch Bill Mudge and his colleagues discuss how the WCIRB is recharging relationships with our customers.Watch Video
The WCIRB has released a new report, Medical Treatments and Costs of COVID-19 Claims and An Early Look at Long COVID in the California Workers’ Compensation System.Read the Report
WCIRB releases multi-bureau COVID-19 analysis.Learn More
Earn CompEssentials certification through online courses.Learn More
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.