New! What We Heard from You – Questions from Tax Practitioners
DOR responds to your questions and feedback from the latest tax season.
Hot Topics at DOR
News of DOR events that may impact multiple taxpayers
Updates are posted until issues are resolved
Tax Professionals Feedback
Notify us of anything affecting multiple taxpayers
Or, give us your recommendations and feedback anytime
POAs and Third party authorizations
2018 Personal Income Tax Changes
E-Filing Options Using Commercial Software
E-Filing and Payment Requirements
What you can and can't do on MassTaxConnect
When to file an amended return
Who’s a Massachusetts resident, non-resident or part-year resident?
Additional Information
Administrative Procedures – Learn how things work at DOR
DOR Legal Library – Regulations, TIRs, Directives and more
Information for New Businesses
Tax Bills, Collections, Audits, Appeals
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Tax Professionals was last updated on December 13, 2019.