Comptroller of Maryland. Serving the People. Peter Franchot, Comptroller
Spotlight on Maryland

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System Availability - The Online Service center is available 24 hours a day, 7 days a week from any home, office, or public access point. However, information may not be available during times of system maintenance.

For assistance, users may contact the Taxpayer Service Section Monday through Friday from 8:30 am until 4:30 pm via email at taxhelp@marylandtaxes.gov or by phone at 410-260-7980 from central Maryland or 1-800-MDTAXES (1-800-638-2937) from elsewhere. We offer extended taxpayer support during peak filing season.