Taxpayer Registration Assistance Center

Our Taxpayer Registration Assistance Center (TRAC) is a one-stop service center that can help you determine the tax registrations you need, complete your Combined Registration Application and understand basic Maryland business tax requirements.

Our representatives will make sure that you talk to the right people and get the correct information to get your new business off to the right start. No appointment is necessary. If you need a reasonable accommodation due to a disability, please contact us in advance of your visit.

Taxpayer Registration Assistance Center (TRAC)
301 West Preston Street, Room 206
Baltimore Maryland
410-767-1300 in Baltimore
Toll free 1-800-492-1751 from elsewhere in Maryland
For the hearing impaired: Maryland Relay Service 1-800-735-2258
Monday - Friday, 8:00 a.m. - 5:00 p.m.