Tennessee Code Title 7. Consolidated Governments and Local Governmental Functions and Entities § 7-52-115

(a) Subject to applicable bonds or contracts, the supervisory body shall determine programs and make all plans for the acquisition of the electric plant, shall make all determinations as to improvements, rates and financial practices, may establish such rules and regulations as it may deem necessary or appropriate to govern the furnishing of electric service, and may disburse all moneys available in the electric plant fund established for the acquisition, improvement, operation and maintenance of the electric plant and the furnishing of electric service. A copy of the schedule of the current rates and charges in effect from time to time and a copy of all rules and regulations of the supervisory body relating to electric service shall be kept on public file at the main and all branch offices of the electric plant and also in the office of the municipal clerk or recorder.

(b) When such municipal electric plant supplies its services to consumers who use solar or wind-powered equipment as a source of energy, such electric plant shall not discriminate against such consumers by its rates, fees or charges or by altering the availability or quality of energy.

(c) Any consumer who uses solar, wind power, or other auxiliary source of energy shall install and operate the equipment, property, or appliance for such energy source in compliance with any state or local code or regulation applicable to the safe operation of such equipment, property, or appliance.