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Massachusetts Department of Revenue (DOR)

Our mission is to gain full compliance with the tax, child support, and municipal finance laws of the Commonwealth.

Taxes

File & Pay Taxes 
Taxes

Check My Refund 
Child Support Services

Case Manager 

Enroll in Child Support Services 

Learn the benefits and enroll.

Extension Due Date  

Your personal income tax extension is due October 15, 2026.

New Business 

Register to file and pay taxes.

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Tax Forms  Tax Guides  Tax Legal Library 

News & Reports

09/03/26: August Revenue Collections Total $3.148 Billion  All Press Releases & Reports  Subscribe for Updates 

About Us & Careers

About Us  Career Opportunities  Commissioner Snyder 

Contact Us & Connect

Contact Us  Meet with Child Support Services Online  Public Records Requests 

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