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Rate Filing

The WCRIBMA submitted a rate filing on December 22, 2017 to the Division of Insurance on behalf of its members recommending an 11.1% decrease in average rates for industrial classes and an 11.5% decrease for F-Classes. The proposed effective date of the rate filing is July 1, 2018. A Hearing on the Rate Filing wil be held at 10:00AM on Monday, January 29, 2018 at the Division of Insurance, 1000 Washington Street, Boston, MA. Refer to Circular Letter #2326 and Circular Letter #2327 for details. For additional information or to view the filing, refer to the Rate Filing page.

Payroll Determination for Sole Proprietors, Partners of Legal Partnerships & Members of an LLC

Effective October 1, 2017 the basis of premium for sole proprietors, partners of a legal partnership, and members of an LLC who elect to become employees and obtain workers compensation insurance is $48,700. Refer to Circular Letter #2322.

Terrorism Risk Insurance Program Reauthorization Act of 2015

The National Council on Compensation Insurance Inc.’s (NCCI) Terrorism Risk Insurance Program Reauthorization Act Disclosure Endorsement (WC 00 04 22 B) has been approved for use by Massachusetts workers’ compensation insurers effective January 1, 2015.  Refer to Circular Letter #2252.

The Terrorism Risk Insurance Program Reauthorization Act Disclosure Endorsement (WC 00 04 22 B) is mandatory for all policies effective on or after January 1, 2015 and is available on NCCI’s website under Industry Information/Terrorism Risk Insurance/Resources.

Audit Guidelines for Sole Proprietor and Partnership Certificates of Insurance

Refer to Circular Letter #2199 issued July 3, 2012.

Massachusetts Independent Contractor / Misclassification Law

The Attorney General's Office has released an Advisory on the Massachusetts Independent Contractor/Misclassification Law (M.G.L. c. 149, s. 148B). The Commonwealth’s Independent Contractor Law was designed to protect workers and ensure a level playing field among employers. The Advisory articulates the purposes of the law and provides guidance on the three prong test and other areas of the Law. In addition, the Advisory includes Enforcement Guidelines describing the areas of concern and factors which may be used by the Attorney General's Office in making a determination about enforcement.
Advisory on the Massachusetts Independent Contractor Law issued May 1, 2008
2004 Advisory from the Attorney General



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