Policy Data Reporting
Insurers are required to submit all policy transaction data (policies, endorsements, cancellations and reinstatements) relevant to California workers’ compensation insurance coverage to the WCIRB. Visit the following page for submission information and resources.
Unit Statistical Data Reporting
Unit statistical report (USR) data refers to specific data elements, including payroll (exposure) and loss information, which must be submitted for every workers' compensation insurance policy providing coverage under the workers' compensation laws of California. Visit the following page for submission information and resources.
Medical and Indemnity Transaction Data
For information about the WCIRB's collection of indemnity transaction data and medical transaction data, including submission dates, eligibility and rules and requirements, visit the following pages.
Aggregate Financial Data
The WCIRB collects a wide variety of workers' compensation insurance information from insurers. While some of this information is collected at the policy or claim level, the WCIRB makes periodic calls for aggregate data. Visit the following page to learn about the WCIRB's Aggregate Financial Data Calls required of all insurers licensed to write workers’ compensation insurance in California.
WCIRB Data Quality Programs
The WCIRB data quality programs are used to monitor the timeliness, accuracy and completeness of data reported to the WCIRB. Visit the following pages to learn more about each data quality program.
Miscellaneous Data Reporting Information
Visit the following pages to learn more about other data reporting information and resources.