Written premium in the first quarter was 4% lower than the same period in 2024, extending a trend in which...
WCIRB News
California Insurance Commissioner Ricardo Lara approved a higher September 1, 2025, pure workers’ compensation premium rate filing. The decision followed...
Written premiums in California stabilized in 2022 through 2024 after the large swings during the pandemic, while the combined ratio...

The Workers’ Compensation Insurance Rating Bureau of California submitted a September 1, 2025 pure premium rate filing, proposing advisory pure...
The Workers’ Compensation Insurance Rating Bureau of California’s governing committee on Wednesday voted to authorize the WCIRB to submit a...

Mega claims in workers’ compensation represent far less than 1% of total workers’ comp claims yet account for more than...
Claim frequency in California workers’ compensation remains significantly higher in the Los Angeles Basin than in the northern part of...
The Workers’ Compensation Insurance Rating Bureau is giving its take on bills passed and passed on by California Legislature this...

Written premium for the first quarter of 2024 was 3% lower than the first quarter of 2023, while written premium...
The California workers’ compensation system has been relatively stable in the post-pandemic era, as premium levels rose by 1% in...