Tennessee Code Title 7. Consolidated Governments and Local Governmental Functions and Entities § 7-51-703

(a)(1) The county clerk of any county and any municipality located wholly or in part in such county by resolution of its governing body may enter into an agreement with such terms as may be agreed upon, including appropriate compensation, providing for the county clerk to collect for such municipality motor vehicle regulatory fees imposed by such municipality; provided, that such agreement shall be subject to the approval of the county legislative body. Before any collections may be made under such agreement, the municipality shall file with the county clerk a certified copy of its ordinance imposing such regulatory fee.

(2) Nothing in this section shall affect the authority of counties, county clerks, municipalities, utility districts and cooperatives to enter into agreements or contracts under any other statute or charter.