Real Property Assessment Appeals If you wish to appeal your assessment, please use the application found below. Print out and complete the form, sign it, attach any supporting documents required, and mail or fax it to the following address: Government of the District of Columbia Real Property Tax Administration Attn: Appeals Section PO Box 71440 Washington, DC 20024            Fax: (202) 442-6796 You must file your appeal within 30 days of the date of your assessment notice. The statutory deadline for filing appeals is April 1. New owners have certain appeal rights as set forth in DC Code 47-825.01 (f-1) and depicted on the below chart. Please note that the timeframes vary as well as the agency to which the appeal is filed, depending upon the date of purchase and certain other conditions. Please feel free to contact the Assessment Division for the proper forms and further explanation regarding these rights and timeframes. Remember to retain a copy of the appeal application for your records. Assessment First Level Appeal Application* New Owner Administrative Review Application* New Owner Appeals Deadline for Current Tax Year* What Are My Appeal Rights?

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