Business Taxes | Mass.gov

offered by

Massachusetts Department of Revenue

related to

Business Licenses & Permits

Doing Business in Massachusetts

Business Resources

Learn how to register your business with MassTaxConnect — DOR's web-based application for filing and paying taxes. You can also learn how to apply for an Employee Identification Number (EIN), request a certificate of good standing, or find out about the latest business tax credits.

From verifying a sales and use tax resale certificate to finding the latest information on corporate excise and withholding tax — we look forward to working with you.

Top tasks for Business Taxes

Register your business with MassTaxConnect

Make a payment with MassTaxConnect

All other tasks for Business Taxes

Attend a DOR Small Business Workshop

Apply for an Employer Identification Number (EIN)

Request a Certificate of Good Standing-Tax Compliance or a Corporate Tax Lien Waiver

Verify a sales or meals tax certificate

Submit annual certification of entity tax status

Amend your tax return or request an abatement of tax

See all 9 of What would you like to do?

Sales and Use Tax

Corporate Excise

Cigarette and Tobacco Excise

Marijuana Retail Taxes

Motor Fuel Excise

See all 17 of What you need to know

Contact Information

Phone

Tax Department (617) 887-6367

Toll-free in Massachusetts (800) 392-6089

8:30 a.m.–4:00 p.m., Monday through Friday

Online

Contact Us Your one-stop connection to DOR.

MassTaxConnect Log in to file and pay taxes.

Receive email updates Subscribe to receive updates from DOR.

Business Tax Credits

Form ST-13 replaced by online application for small business energy exemption

Implications of Federal Tax Reform on Massachusetts Taxes

Short-term rentals frequently asked questions

See all 16