S.D. Codified Laws § 43-24-5 (2026)
Any fence upon which the owners of such adjoining lands may agree, shall be a legal fence.
Source: SL 1917, ch 237 , § 3; RC 1919, § 10537 (1); SL 1921, ch 236 ; SDC 1939, § 19.0203 (1).