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The Department's new walk-in customer service counter located at 123 Market Place, Baltimore, MD 21202, is only available for Tax Credit customers at this time. The Counter will be open for all customers in the coming weeks.
In-person service is not currently available due to the COVID-19 State of Emergency.
Phone: 410-767-1184 Outside the Baltimore Metro Area: 1-888-246-5941 Maryland Relay: 1-800-735-2258 General inquiries email: sdat.411@maryland.gov View a list of frequently contacted DAT officesYour local government tax biling & collection office contacts
We're available on the following channels.