S.D. Codified Laws § 11-5-5 (2026)
The authority granted by § 11-5-1 and any declaration or contract made thereunder, shall be subject to the right of the first or second class municipality to exercise the powers and authorities conferred under chapter 11-4 at any time the municipality may elect to exercise such authority.
Source: SDC 1939, § 45.2611; SL 1992, ch 60 , § 2.