S.D. Codified Laws § 8-4-7 (2026)
All township officers, except as otherwise expressly provided, shall hold their offices for the term of one year and until their successors are elected or appointed and qualified.
Source: SL 1883, ch 112 , subch 1, § 45; CL 1887, § 750; RPolC 1903, § 1043; RC 1919, § 6076; SDC 1939, § 58.0408.