Tennessee Code Title 65. Public Utilities and Carriers § 65-34-107

(a) Nothing in this chapter shall impair the right and power of municipalities to operate or authorize the operation of municipal electric systems or electric and community service cooperatives within their municipal boundaries consistent with § 6-51-112.

(b) The provisions of § 6-51-111 to the contrary notwithstanding, municipalities may not through the grant of franchises or other operating authority expand the current geographic territories of non-consumer owned electric systems.