September 1, 2024 Plans and Manual Now Available


The September 1, 2024 versions of the California Workers’ Compensation Uniform Statistical Reporting Plan—1995 (USRP), California Workers’ Compensation Experience Rating Plan—1995 (ERP) and Miscellaneous Regulations for the Recording and Reporting of Data—1995 (Miscellaneous Regulations), along with the advisory California Basic Underwriting Manual, are now available.

To access these publications, visit the Filings and Plans section of the Workers’ Compensation Insurance Rating Bureau of California (WCIRB) website or click on the following links.

On May 31, 2024, the California Insurance Commissioner approved changes to the USRP, ERP and Miscellaneous Regulations that are effective September 1, 2024.

Classification Search

The Classification Search tool on will be updated to reflect the new and revised classifications approximately 30 days prior to the September 1, 2024 effective date to minimize the risk of confusion. Users can search classifications by keyword or classification code and view current classification phraseologies, footnotes and related USRP rules.

The Classification Search tool also provides any previous phraseology for comparison at the bottom of each classification page. To access Classification Search, visit the Products and Services section of the WCIRB website or go to the following link:

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