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Classifying Short-Term Housing Operations

Understand classifications related to hotels, motels, apartment rentals and timeshares.

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Interactive Policy Year Stats Report

The 2019 version of our interactive tool filters premium, exposure and loss information by NAICS sector, claim status and claim type.

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SB 863 Cost Monitoring Update

Estimates of the cost impact of SB 863 has been refined based on the latest emerging data.

Read the Research Brief

2020 Pure Premium Rate Filing

The WCIRB proposed January 1, 2020 Pure Premium Rates to the California Insurance Commissioner.

View the Filing

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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.

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Information for New WCIRB Members >

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