S.D. Codified Laws § 49-16B-6 (2026)
Each member shall, before entering upon the duties of office, take and subscribe the constitutional oath of office and give bond in the penal sum of twenty-five thousand dollars conditioned upon the faithful performance of the member's duties. The oath and bond shall be filed in the Office of the Secretary of State.
Source: SL 1980, ch 323 , § 6; SL 2010, ch 145 , § 189.