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Contact MarylandTaxes Customer Service

MarylandTaxes Phone Numbers and Emails

Toll-Free Number:

  • (800) 638-2937
Call customer service
Send Message

Customer Service:

  • (800) 492-1751
    Bulk Sales
  • (866) 239-9359
    Business Licenses
  • (800) 218-8160
    Income Tax Refund Information
  • (410) 260-4020
    Ombudsman
  • (410) 260-7813
    Tax Clearance Certificate (From Central Maryland)
  • (800) 782-7383
    Unclaimed Property
  • (410) 260-7980
  • (410) 260-7060

Report Fraud:

  • (410) 767-1322

MarylandTaxes Emails:

Accounting/ Billing
General Accounting Division
Complaints/ Feedback
Customer Service
Comptroller Executive Staff, Corporate Information Reporting, State License Bureau, Tax Forms, Tax Information for Tax Professionals, Unclaimed Property
General Info
Report Fraud
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Contact Information

MarylandTaxes Website:

MarylandTaxes Help Center:

Corporate Office Address:

Comptroller of Maryland
301 W Preston Street
Baltimore, Maryland 21201-2384
United States

Other Info (opening hours):

Hours:

Monday - Friday: 8:30am - 4:30pm

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