D.C. Mun. Regs. tit. 9, r. 9-368
After successfully foreclosing the right of redemption in the Superior Court, and after having paid all taxes and liabilities becoming liens after the date specified in the public notice, a successful purchaser shall be awarded a tax deed to the respective real property purchased at a Discount Tax Sale held pursuant to D.C. Official Code § 47 -1353(b). Upon issuance of the tax deed, the real property shall be free and clear of all prior taxes and liabilities owing by the real property to, inter alia, a District taxing agency.
Upon issuance of the tax deed regarding a real property sold under § 47 -1353(a)(3), the real property shall be free and clear of all prior taxes and liabilities owing by the real property to, inter alia, a District taxing agency. The tax sale purchaser shall not be required to pay such prior taxes and liabilities to receive the tax deed.
D.C. Mun. Regs. tit. 9, r. 9-368