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Withholding Account Information

Find Account Numbers

Your Federal Employer Identification Number is the nine-digit number located in the upper left part of your withholding return, under the label "FEIN."

Your Maryland Central Registration number is the eight-digit number located to the right of your FEIN, under the label "REGISTRATION NBR."

Closing a Withholding Account
You can close your withholding account by calling 410-260-7980 from Central Maryland, or 1-800-638-2937 from elsewhere, Monday - Friday, 8:30 a.m. - 4:30 p.m.

Please be ready to provide the following information:

  • Name
  • Telephone Number
  • Account number
  • Reason for closing the account (out of business, no employees, etc.)
  • Closing date

You can also close your account by completing and remitting the Final Report Form available in your withholding coupon booklet, or by completing Form MW506FR.

Links for Withholding Accounts
Business Tax Types
Income Tax
Employer Withholding
Withholding Accounts
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