S.D. Codified Laws § 49-16A-108 (2026)
Any person who maliciously places an obstruction on the rails or track of a railroad, or any branch, or turnout connected with a railroad, is guilty of a Class 6 felony.
Source: SDC 1939, § 13.4513 (2); SDCL, § 49-27-9; SL 1976, ch 294 , § 36; SL 1980, ch 322 , § 107.