Massachusetts DOR Publishes Updated Tax Due Dates Listing

Jan. 7, 2026, 7:50 PM UTC

The Massachusetts Department of Revenue (DOR) published an updated list of tax due dates. The listing includes information for filing for an extension. Estimated tax, Paid Family and Medical Leave, and Health Insurance Responsibility Disclosure are also included in the listing. [Mass. Dep’t of Revenue, Massachusetts DOR Tax Due Dates and Extensions, 01/06/26]

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