S.D. Codified Laws § 43-16-1 (2026)
The owner of land in fee has the right to the surface and to everything permanently situated beneath or above it.
Source: CivC 1877, § 265; CL 1887, § 2781; RCivC 1903, § 288; RC 1919, § 358; SDC 1939, § 51.0701.