S.D. Codified Laws § 9-35-5 (2026)
No such franchise or franchise ordinance shall be effective, except as otherwise specifically provided, unless the proposal to grant the same be approved at such election by a majority vote of the voters of such municipality voting thereon.
Source: SL 1913, ch 119 , § 53, subdiv 78; SL 1913, ch 119 , § 123; RC 1919, § 6248; SL 1921, ch 310 ; SDC 1939, § 45.1006.