Comptroller of Maryland. Serving the People. Peter Franchot, Comptroller
Maryland Taxes
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Employer Withholding Assistance

For assistance with Maryland employer withholding, 410-260-7980 in Central Maryland or 1-800-638-2937 from elsewhere, Monday - Friday, 8:30 a.m. - 4:30 p.m. You can also e-mail your withholding questions to us at

Magnetic Media

For assistance with magnetic media reporting, call 410-260-7150 from Central Maryland, Monday - Friday, 8:00 a.m. - 5:00 p.m.

E-mail questions concerning magnetic media to

Unemployment insurance

For information about with unemployment insurance, visit the Maryland Division of Unemployment Insurance Web site.

Links for Employer Withholding Assistance
Business Tax Types
Income Tax
Employer Withholding
Employer Withholding Assistance
  Frequently Asked Questions
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