S.D. Codified Laws § 58-20-2 (2026)
All policies or contracts made for the insurance of the compensation provided by the title, Workers' Compensation, or against employers' liability described in § 58-20-12, shall be deemed to be made subject to the provisions of this chapter and all provisions of such policies inconsistent herewith shall be void.
Source: SL 1966, ch 111 , ch 29, § 13.