Notwithstanding any law, including any municipal or metropolitan charter to the contrary, the appropriate appointing authority may appoint at least one (1) elected state official to serve as a member of the board of any public utility operated by a municipality or metropolitan government. This section shall only apply to those counties having a metropolitan form of government.
Appointment of state officials to public utility boards
Tenn. Code Ann. § 7-1-108, under Metropolitan Government — General Provisions.
Tenn. Code Ann. § 7-1-108