Massachusetts sales tax permit / seller's permit.
If your business sells taxable goods or services in Massachusetts, you need a sales tax permit (also called a seller's permit). This guide explains nexus rules, post-Wayfair economic thresholds, the application process, and ongoing filing frequency.
Register for Massachusetts sales tax →When you need a Massachusetts sales tax permit
Massachusetts requires sales tax registration once your business has nexus in the state. Nexus can be:
How to register for Massachusetts sales tax
- 1Form your entity and obtain an EIN.
- 2Register with the Massachusetts Department of Revenue. Application asks for entity info, NAICS code, projected gross sales.
- 3Receive your Massachusetts permit number. Display it where required.
- 4File returns on the assigned cadence. Monthly, quarterly, or annually based on projected revenue.
Frequently asked questions
Do I need a Massachusetts sales tax permit?
How much does a Massachusetts sales tax permit cost?
What is the Massachusetts economic nexus threshold?
Do I need to register for sales tax if I sell on Amazon or Etsy in Massachusetts?
How often do I file Massachusetts sales tax returns?
What if I sell only digital products in Massachusetts?
Does File.Business handle Massachusetts sales tax registration?
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Five minutes per filing. State fee passed through at cost. Audit trail and deadline tracking included.
Disclosure. File.Business is a private business filing and compliance service. We are not a government agency and are not affiliated with the MA Secretary of the Commonwealth or any Secretary of State office. You may file directly with the MA Secretary of the Commonwealth. Information on this page is for general guidance only and is not legal, tax, or accounting advice. Fees and deadlines verified against the MA Secretary of the Commonwealth as of June 2026 and may change. For entity-specific guidance, consult a licensed Massachusetts attorney or CPA.