Missouri Revised Statutes Title XIX. Motor Vehicles, Watercraft and Aviation § 307.040. When lights required--violation, penalty

1. No person shall drive, move, park or be in custody of any vehicle or combination of vehicles on any street or highway during the times when lighted lamps are required unless such vehicle or combination of vehicles displays lighted lamps and illuminating devices as hereinafter in this chapter required. No person shall use on any vehicle any approved electric lamp or similar device unless the light source of such lamp or device complies with the conditions of approval as to focus and rated candlepower.

2. Notwithstanding the provisions of section 307.120, or any other provision of law, violation of this section shall be deemed an infraction and any person who violates this section as it relates to violations of the usage of lighted lamps required due to weather conditions or fog shall only be fined ten dollars and no court costs shall be assessed.