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This page, Business Taxes, is offered by
Massachusetts Department of Revenue

Business Taxes

Businesses come in all sizes — from large multinational corporations to sole proprietorships. This page has the information you need to fulfill your business tax obligations to the Commonwealth.

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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.

Updated: May 13, 2022

Top tasks

Log in to MassTaxConnect Make a payment with MassTaxConnect Paid Family and Medical Leave

All other tasks

Register your business with MassTaxConnect Remote Seller and Marketplace Facilitator FAQs Request a Certificate of Good Standing and/or 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 13 of the what would you like to do section

Sales and Use Tax Withholding Corporate Excise Room Occupancy Excise Tax Cigarette and Tobacco Excise Motor Fuel Excise

See all 17 of Business Taxes

Contact Information

Phone

Tax Department (617) 887-6367

Toll-free in Massachusetts (800) 392-6089

9 a.m.–4 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 Sign up for DOR news and updates.

More Information

Estimated Tax Payment Vouchers

Business Tax Credits

Set up a payment agreement

Small business energy exemption

Apply for an Employer Identification Number (EIN)

See all 18 additional resources for the Business Taxes