Tenn. Code Ann. § 42-4-108

Any participating or creating municipality may acquire any interest in land within the boundaries of the creating or participating municipality by gift, purchase, lease or condemnation, and may transfer such interest to an authority by sale, lease or gift. The transfer may be authorized by ordinance of the governing body of the municipality without submission of the question to the voters and without regard to the requirements, restrictions, limitations, or other provisions contained in any other general, special, or local law.