26 U.S.C. § 7506: Administration of real estate acquired by the United States

(a) Person charged withThe Secretary shall have charge of all real estate which is or shall become the property of the United States by judgment of forfeiture under the internal revenue laws, or which has been or shall be assigned, set off, or conveyed by purchase or otherwise to the United States in payment of debts or penalties arising under the laws relating to internal revenue, or which has been or shall be vested in the United States by mortgage or other security for the payment of such debts, or which has been redeemed by the United States, and of all trusts created for the use of the United States in payment of such debts due them. (b) SaleThe Secretary, may, at public sale, and upon not less than 20 days’ notice, sell and dispose of any real estate owned or held by the United States as aforesaid. (c) LeaseUntil such sale, the Secretary may lease such real estate owned as aforesaid on such terms and for such period as the Secretary shall deem proper. (d) Release to debtorIn cases where real estate has or may become the property of the United States by conveyance or otherwise, in payment of or as security for a debt arising under the laws relating to internal revenue, and such debt shall have been paid, together with the interest thereon, at the rate of 1 percent per month, to the United States, within 2 years from the date of the acquisition of such real estate, it shall be lawful for the Secretary to release by deed or otherwise convey such real estate to the debtor from whom it was taken, or to his heirs or other legal representatives.