Insured Assessment Factor Increasing Slightly in 2026

The total assessment factor for insured employers will increase by a little more than 3% in 2026, according to notices the California Department of Industrial Relations sent last week. The combined assessment factor that will be applied to insured employers' premiums for 2026 is 5.191%, up from 5.038%. The assessment pays for operations of the Division of Workers' Compensation and Workers' Compensation Appeals Board also finances the second injury fund, uninsured employers fund, fraud investigations and labor law and workplace safety compliance and monitoring. The notices show th...