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Javascript must be enabled for the correct page display Skip to Content Search Close Mobile navigation opener About Us President's Message Who is the WCIRB? WCIRB Executive Team WCIRB Committees Working Groups New WCIRB Members Careers at the WCIRB WCIRB Wire News WCIRB Bulletins Subscribe to WCIRB Email Alerts Legal Notices CONTACT US Filings and Plans Regulatory and Pure Premium Rate Filings Committee Documents COVID-19 USRP, ERP and Miscellaneous Regulations Basic Underwriting Manual Retrospective Rating Plan Large Risk Deductible Plan Small Deductible Plan Insolvent Insurers Rating Adjustment Plan USL&H California Code of Regulations - Title 10 CONTACT US September 1, 2021 Regulatory Filing January 1, 2021 Regulatory and Pure Premium Rate Filing Research State of the System Report COVID-19 System Summaries Recent Legislation Evaluations Emerging Issues Classification Studies Research Forum Webinars Order Data Products and Publications CONTACT US Online Services WCIRB Connect® X-Mods and More® Data Exchange Products Robotic Process Automation Service COVID-19 Ratesheet Request WCIRB AnalyticsPortal eSCAD Coverage Research Order Coverage Information Online View Coverage Order Status CONTACT US Learning Center Topics: 2019 ERP Changes Classification Experience Rating Ownership Test Audits and Inspections Dispute Process Executive Officers and Partners COVID-19 Classification Search Experience Modification Estimator CompEssentials Online Training CompEssentials Certification Webinars and Research Forums Education on Demand E-Newsletters Online Guide to Workers' Comp Glossary FAQs Related Workers Comp Links Policyholder Ombudsman CONTACT US Search form Search WCIRB Submits September 1, 2021 Regulatory Filing The filing contains the WCIRB’s proposed changes to the California regulations. LEARN MORE Analysis of California's Drug Formulary The WCIRB looks at the two-year impact of California’s evidence-based drug formulary. Read the Research Brief WCIRB Launches COVID-19 Resources Page See answers to your top questions, rules information and more in one place. VISIT WEB PAGE WCIRB CompEssentials® Earn CompEssentials certification through online courses. Learn More Who Are You? Underwriter Claims Adjuster Actuary / Researcher Data Reporter Premium Auditor Injured Worker Independent Premium Auditor Committee Member Government Agency Independent Actuary / Researcher What Do You Want To Do? Search a Classification Use the Classification Search to view classification phraseologies, footnotes, related rules and approved pure premium rates. Request a Rate Sheet Obtain policyholder payroll and loss experience information by classification and policy year. Report Ownership Changes Submit ownership information electronically through WCIRB Connect. Estimate an Experience Modification Understand how payroll and claim experience is used in the computation of experience modifications. Search for Coverage Information Find out the name of an insurer that wrote a California insurance policy for a specific employer. Report Indemnity Transactional Data The WCIRB will begin collecting indemnity data in 2020. View information about data reporting requirements. News and Updates Actuarial Committee to Meet March 16 READ MORE Hearing Date Set for September 1, 2021 Regulatory Filing READ MORE WCIRB Submits September 1, 2021 Regulatory Filing READ MORE WCIRB Analyzes Cost Impact of California’s Drug Formulary READ MORE 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. Learn more about the WCIRB > Information for New WCIRB Members > Join our team! Learn more about WCIRB career opportunities > FEEDBACK Copyright © 2021 WCIRB California, 1221 Broadway, Suite 900, Oakland, CA 94612 Privacy Notice | Terms of Use WCIRB California, 1221 Broadway, Suite 900, Oakland, CA 94612 Copyright © 2021 Privacy Notice | Terms of Use Contact Us Back to top...