How to File a Massachusetts State Tax Amendment

Massachusetts State Taxes
amend Massachusetts taxes
"The Bay State"

When Should I Prepare and File a Massachusetts Amended Tax Return?

You must file the tax amendment form no later than 3 years after filing the original return regardless of extensions, no later than 2 years since receiving a notification that the tax is assessed, or no later than 1 year after the tax was paid.

How Do I Fix an Accepted Massachusetts Tax Return or File a Massachusetts Tax Amendment?

In the state of Massachusetts, you must file a tax amendment if there was a change in your state income. You have two options to amend your Massachusetts tax return:

  1. Download and fill out Form CA-6 yourself. When you're finished, print out your Massachusetts tax amend and mail it to this address: Massachusetts Department of Revenue, Customer Service, Bureau, PO Box 7031, Boston, MA 02204 OR
  2. Our efileTaxPro Tax ProfessionalHave an efile TaxPro prepare and file your Massachusetts state tax amendment for you! Enjoy all the benefits of working with a TaxPro, including:
  • Receive answers to your tax questions from a licensed tax professional or CPA!
  • Enjoy the peace of mind that your MA state tax amendment is being handled by a tax professional!

Learn more about how to allow an efile TaxPro prepare and file your MA amended tax return!

Start Working with a Tax Professional Now!

Massachusetts State Tax Amendment Forms (Download, Complete, Print Out, and Mail)

To amend a Massachusetts state tax return, complete Form CA-6.

Form CA-6 Application for Abatement/Amended Return

How Do I Check My Amended Massachusetts Tax Return Status?

You can call the Massachusetts Department of Revenue at 800-392-6089.

What Are the Penalties, Interest, and Fees Associated With Massachusetts Tax Amendments?

In the state of Massachusetts, there are numerous tax penalties that can be imposed, including a penalty for failing to file, report or pay taxes electronically, late payment penalty, among others.

A failure to file penalty is imposed when the taxpayer fails to file a tax return, and amounts to 1% of the tax due per month. There's also a 1% failure to pay penalty of the tax due per month. Both penalties can't exceed 25%.

Where Do I Mail My Amended Massachusetts Tax Return?- Massachusetts Mailing Address:

Massachusetts Department of Revenue
Customer Service Bureau, PO Box 7031
Boston, MA 02204

Massachusetts Department of Revenue Phone Number: 800-392-6089

Massachusetts Department of Revenue

Where Do I Learn More About Massachusetts State Taxes?

How Do I Just File My Massachusetts Tax Return?

Where is my Massachusetts State Tax Refund?

Massachusetts Income Tax Extension

Massachusetts State Tax

What If I Need to Prepare and File an IRS Amended Tax Return?

Learn how to file a federal tax amendment.