S.D. Codified Laws § 46-5-4 (2026)
Appropriative rights to water granted since March 7, 1907, are in full force and effect and their respective priority dates retained according to valid legal records.
Source: SL 1955, ch 430 , § 1; SDC Supp 1960, § 61.0108; SL 1983, ch 314 , § 41.