For Original Returns, Amended Returns, and Estimated Payments

If your software package supports amended returns, prior year returns or estimated payments, they can be submitted to DOR as indicated below. In addition to submitting estimated payments through tax preparation software, they can be made securely through MassTaxConnect.

Tax YearCorporateFiduciaryPartnershipNonresident CompositeIndividual Income
2016Original & Amended Returns
Estimated Payments*
Original & Amended Returns
Estimated Payments*
Original & Amended ReturnsOriginal & Amended ReturnsOriginal & Amended Returns
Estimated Payments*
2015Original & Amended Returns
Estimated Payments*
Original & Amended ReturnsOriginal & Amended ReturnsOriginal ReturnsOriginal Return
2014Original & Amended ReturnsOriginal & Amended ReturnsOriginal & Amended ReturnsOriginal ReturnsN/A
2013Original & Amended ReturnsOriginal & Amended ReturnsOriginal & Amended ReturnsOriginal ReturnsN/A

*Estimated tax payments can be made during the tax year and up until the tax return due date for that year. Estimated payments for the upcoming year can be made as of January 1 of that year.