South Dakota Codified Laws
Chapter 38 - Safety Belt System Usage In Passenger Vehicles
Section 32-38-5 - Enforcement--Violation as petty offense.

32-38-5. Enforcement--Violation as petty offense.
Enforcement of this chapter by state or local law enforcement agencies shall be accomplished as a secondary action. A violation of this chapter is a petty offense.

Source: SL 1994, ch 266, ยง5.