S.D. Codified Laws § 32-17-27 (2026)
Whenever a vehicle is parked or stopped upon a highway whether attended or unattended during the times mentioned in § 32-17-4, there shall be displayed upon such vehicle one or more lamps projecting a white or amber light visible under normal atmospheric conditions from a distance of five hundred feet to the front of such vehicle and projecting red light visible under like conditions from a distance of five hundred feet to the rear, except that no lights need be displayed upon any such vehicle when parked within the corporate limits of a municipality. A violation of this section is a Class 2 misdemeanor.
Source: SDC 1939, § 44.0351; SL 1961, ch 230 ; SL 1963, ch 264 ; SL 1965, ch 196 ; SL 1989, ch 255 , § 65.