SDCL § 32-20-4: Protective helmet required for minor--Violation as misdemeanor.

No person under eighteen years of age may operate or ride upon a motorcycle on the public streets or highways of this state unless the person wears a protective helmet of a type meeting Department of Transportation Motor Vehicle Safety Standard 218 as in effect on January 1, 1984. No person may operate a motorcycle with any person under the age of eighteen as a passenger if the passenger is not wearing a protective helmet. A violation of this section is a Class 2 misdemeanor.