When any sale is consummated under the provisions of the preceding section, the county treasurer shall file, with the county clerk, the original bid, proof of publication and report and approval of sale by the board of county commissioners, and it shall be the duty of the county clerk to record the same, and index it against each and every tract or parcel sold. The cost of recording shall be considered a part of the cost of sale, and shall be paid by the purchaser. The State Auditor and Inspector shall prescribe, for the use of the several county treasurers, a form of bid and form of report of sale. The form of report of sale shall contain a place for the approval of the sale by the board of county commissioners.
Okla. Stat. tit. 68, § 3136