• Register Online With MassTaxConnect

    New business owners must register their business(es) with the Department of Revenue by using the MassTaxConnect application.

  • DOR Resources

    Take advantage of DOR’s many business resources starting with a Guide to Trustee Taxes and Guide to Massachusetts Tax and Employer Obligations. Read up on the tax type your business is engaged in. From Sales & Use to Withholding, these comprehensive guides have your business covered. Thinking about starting a new business, check out a DOR small business workshop.

  • Resources Outside of DOR

    Check out the Massachusetts business portal which provides a plethora of “how to” information – from funding and financing your business to conducting business with the government. Another great resource, the Secretary of the Commonwealth, is a "can’t miss" for new businesses, nonprofit corporations and limited liability entities.