S.D. Codified Laws § 43-22-5 (2026)
The South Dakota state plane coordinate system shall be named in any land description in which it is used, and the zone used shall be specified.
Source: SL 1947, ch 231 , § 2; SDC Supp 1960, § 18.0302; SL 1988, ch 349 , § 3; SL 2022, ch 163 , § 3.