Tenn. Code Ann. § 5-9-308: Bills of cost - Certification

(a) No warrant shall be drawn for costs against a county, unless the same has been regularly taxed by the clerk, examined by the presiding judge of the court in which the costs accrued, and by them certified, under the seal of the court, to be correctly taxed and lawfully chargeable upon the county.

(b) In making the certificate, the judge shall certify the aggregate amount of each bill of cost, writing the aggregate amount in both words and figures, and no bill of cost shall be paid unless so certified.