Tenn. Code Ann. § 55-9-606: Passengers over sixteen years of age - ADS-operated vehicle

Notwithstanding this part to the contrary:

(1) Except as otherwise provided in subdivision (2), the operator of a passenger motor vehicle under this part shall not be fined for the failure of any passenger over sixteen (16) years of age to wear a safety belt; and

(2) For purposes of an ADS-operated vehicle and when the ADS is engaged, neither the operator nor the owner shall be fined for the failure of any passenger, regardless of age, to wear a safety belt.