S.D. Codified Laws § 32-14-5
Current with legislation signed by the governor on or before 3/6/2024
Local authorities may provide by ordinance for the regulation of traffic on highways under their jurisdiction by means of traffic officers or traffic control devices on any portion of the highway where traffic is heavy or continuous or local authorities may prohibit other than one-way traffic upon certain highways and may regulate the use of the highway by processions or assemblages.
SDCL 32-14-5