Should any vacancy occur in the commission, it shall be the duty of the county mayor to call the county legislative body together immediately to elect a successor to fill the vacancy, and the remaining commissioners shall transact any business as if no vacancy had occurred until the vacancy has been filled.
County legislative body called to fill vacancy — Other members act till vacancy is filled
Tenn. Code Ann. § 54-9-122, under General Provisions.
Tenn. Code Ann. § 54-9-122