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California Terrorism Risk Assessment

The WCIRB partnered with Risk Management Solutions to develop the Workers’ Compensation California Terrorism Risk Assessment study.

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2019 Experience Rating Worksheet

View the changes on the 2019 experience rating worksheet in comparison with the 2018 version.

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Interactive Policy Year Stats Report

Filter premium, exposure and loss information by NAICS sector, claim status and claim type.

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Ownership and Experience Rating Online Course Available

Learn the fundamentals of workers' compensation insurance through our online training program, CompEssentials®.

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About The WCIRB

The 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.

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