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Complete the Combined Business Tax Registration for DC
Establish Your
Finance Your
Tax and
Grow and

Completing the FR-500 Combined Business Tax Registration satisfies the initial registration requirement for most DC taxes. To apply, visit the Business Taxpayer Service Center to learn how to register online.

You will need the following information to complete the online tax registration form:
  • Your Federal Employer Identification Number and/or Social Security Number
  • Your legal form of business (e.g. partnership, corporation, sole proprietor)
  • Your business address
  • The names, titles, home address, and Social Security Number of the proprietor, partners, or principal officers
  • The former entity information if previously registered with the District
  • The addresses for all locations where you will collect sales tax in the District of Columbia
During the FR-500 registration, you will be able to indicate which of the following tax returns you will file with the District of Columbia:
  • Corporation Franchise Tax Return (Form D-20)
  • Unincorporated Business Franchise Tax Return (Form D-30)
  • Employer Withholding Tax Return (Form FR-900 series)
  • Sales and Use Tax Return (Form FR-800 series)
  • Personal Property Tax Return (Form FP-31)
  • Street Vendor Payment
  • Gross Receipts Tax
  • Unemployment Compensation Tax (registered by the DC Department of Employment Services)
Additional DC taxes may apply. For more information, call the Office of Tax and Revenue at (202) 727-4829. When filing the Combined Business Tax Registration online, you can also register to file and pay your taxes online through the District's eTaxpayer Service Center.

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