Make your check or money order payable to the Commonwealth of Massachusetts and write your Social Security number on the front of your check or money order in the lower left corner. Complete Form PV, Massachusetts Income Tax Payment Voucher (this voucher is included with your forms).

Failure to file or failure to pay the proper amount of tax when due will result in an increasing amount of interest and penalties. It is to your advantage to file when your return is due whether or not you are able to make full payment. If you owe any interest, penalty or addition for the underpayment of estimated tax, add those amounts to the tax you owe.

Follow this link to make a payment through MassTax Connect:

https://mtc.dor.state.ma.us/mtc/_/