What's Happening?
The Workers’ Compensation Insurance Rating Bureau of California (WCIRB) has released its latest Quarterly Experience Report, highlighting the stability of workers' compensation written premiums in California from 2022 to 2025. This period contrasts with
the significant fluctuations experienced during the pandemic. The report indicates that average charged rates have been on a decline since 2014, reaching a historical low in 2025. However, the rate of decrease has slowed in recent years, suggesting a potential stabilization. The California Insurance Commissioner approved an 8.7% increase in advisory pure premium rates effective September 1, 2025, and the WCIRB has proposed a further 10.4% increase for September 1, 2026. The report also notes that the combined ratio for 2025 rose to its highest level in over 20 years, driven by increased claim frequency and higher loss and loss adjustment expenses.
Why It's Important?
The stability in California's workers' compensation premiums is significant for both insurers and businesses operating in the state. The steady rates provide a predictable financial environment, which is crucial for budgeting and financial planning. However, the rising combined ratio and increased claim frequency could signal potential challenges ahead, particularly if medical costs and indemnity claim frequencies continue to rise. This could lead to higher premiums in the future, impacting businesses' operational costs. The proposed rate increases by the WCIRB reflect an attempt to address these rising costs, ensuring that the insurance system remains solvent and capable of meeting its obligations.
What's Next?
The proposed increase in pure premium rates for 2026 will be a key focus for stakeholders in the coming months. Businesses and insurers will need to prepare for potential cost adjustments. Additionally, the ongoing monitoring of claim frequencies and medical costs will be crucial in determining future rate adjustments. Stakeholders may also engage in discussions about potential reforms or strategies to manage rising costs and maintain the stability of the workers' compensation system.











