(a) Certificate of sale. In the case of property sold as provided in 26 U.S.C. 6335 (relating to sale of seized property), the appropriate TTB officer shall give to the puchaser's a certificate of sale upon payment in full of the purchase price. A certificate of sale of real property shall set forth the real property purchased, for whose taxes the same was sold, the name of the purchaser, and the price paid therefor.

(b) Deed to real property. In case of any real property sold as provided in 26 U.S.C. 6335 and not redeemed in the manner and within the time prescribed in 26 U.S.C. 6337,the,upon,a,reciting.

(c) Deed to real property purchased by the United States. If real property is declared purchased by the United States at a sale pursuant to 26 U.S.C. 6335,the,without,cause.