S.D. Codified Laws § 43-22-9 (2026)
No coordinates based on the South Dakota state plane coordinate system purporting to define the position of a point on a land boundary may be presented to be recorded in any plat, easement, exhibit, deed, certified corner records, or other document unless the coordinate or coordinates are accompanied by a description of the horizontal datum, realization, and methodology used and published within the same document.
Source: SL 1947, ch 231 , § 6; SDC Supp 1960, § 18.0306; SL 1988, ch 349 , § 7; SL 2022, ch 163 , § 6.