Missouri Revised Statutes Title XIX. Motor Vehicles, Watercraft and Aviation § 307.165. Seat safety belts standard equipment, when--penalty

1. No four-wheeled passenger motor vehicle other than motorbuses manufactured or assembled after June 30, 1964, and designated as a 1965 or later year model, shall be sold or registered in this state unless it is equipped with at least two sets of seat safety belts for the front seat of the motor vehicle. As used in this section the term “set of seat safety belts” means a combination of belts, buckle and brackets meeting SAE J-4 or higher standards. The state highway patrol shall maintain a list of seat safety belts which meet SAE J-4 or higher standards and shall furnish a copy of the list to the director of revenue and keep the director informed as to any changes or additions to the list.

2. Violation of this section shall be a misdemeanor and be punished as provided by law.