S.D. Codified Laws § 32-5-80
Registration of motorcycles
Applications for the registration of motorcycles shall be made to the county treasurer in the manner provided in §§ 32-5-2 and 32-5-3 and shall be forwarded to the secretary who shall register the same.
Source: SDC 1939, § 44.0105; SL 1943, ch 156, § 1; SL 1949, ch 162, § 1; SL 1955, ch 155; SL 1989, ch 257, § 77.