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Massachusetts Workers' Compensation Rate Filing - 2024

The following is a timeline of the 2024 Rate Filing Process with links to the underlying documents.


12/22/2023 - The WCRIBMA submits a Rate Filing (Filing) to the Division of Insurance on behalf of its members recommending an 8.3% decrease in average rates for industrial classes. The WCRIBMA filed no change to expense constants. The proposed effective date of this filing is July 1, 2024.

12/22/2023 - Circular announces submission of the Rate Filing and a Pending Premium Change Endorsement (Circular Letter #2425).


01/16/2024 - The WCRIBMA issues a Circular with the Notice of Hearing (Circular Letter #2426).


06/07/2024 - The WCRIBMA issues a Circular with guidelines for Workers' Compensation Rate Deviation Filings (Circular Letter #2428).


07/01/2024 - The Commissioner of Insurance ordered a general revision of rates and the WCRIBMA issues a Circular with a copy of the Commissioners' Decision (Circular Letter #2430).

07/01/2024 - The WCRIBMA issues a Circular with Changes in Manual Rates by Class and Effects of July 1, 2024 Rate Change (Circular Letter #2431).

07/01/2024 - The WCRIBMA issues a Circular with Manual Rates and Rating Values effective July 1, 2024 (Circular Letter #2432).



2024 Rate Filing Timeline

2023 Rate Filing Timeline

2022 Rate Filing Timeline

2020 Rate Filing Timeline

2018 Rate Filing Timeline

2016 Rate Filing Timeline

2014 Rate Filing Timeline

2012 Rate Filing Timeline

2011 Rate Filing Timeline

2010 Rate Filing Timeline

The Workers' Compensation Rating and Inspection Bureau of Massachusetts
101 Arch Street, 5th Floor
Boston, MA 02110