Skip to Content

2019 Experience Modification Estimator Now Available

Get estimated experience modifications using proposed 2019 Experience Rating Plan values.

Use the Estimator Now

2018 State of the System Report Released

The WCIRB has released its 2018 Report on the State of the California Workers’ Compensation Insurance System.

View the Report

WCIRB January 1, 2019 Regulatory Filing

The complete filing and related documents are available in our Filings and Plans section.

View the Filing

Senate Bill No. 189 Changes Effective July 1, 2018

Get info related to the changes and the CDI’s new notice regarding cooperative corporations.

Read more

What Do You Want To Do?

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.

Learn more about the WCIRB >

Information for New WCIRB Members >

Join our team! Learn more about WCIRB career opportunities >