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Workers' Compensation Assessment Rates Effective July 1, 2025

The Massachusetts Department of Industrial Accidents has established workers' compensation insured assessment rates for policies effective July 1, 2025, pursuant to M.G.L. c. 152, § 65 (4) & (5). The rates set for private employers range from 0.0203 to 0.0591 depending on category (Private Employer 0.0482, Private Insured 0.0591, Self-Insured Private 0.0549, Group SI 0.0549; private opt-out options 0.0218 and 0.0203). Public Self-Insured employers are set at 0.0000. The DIA has requested review of the circular letter announcing the new rates before it is issued.