S.D. Codified Laws § 2-14-29 (2026)
The boundaries of every county, municipality, school district, and other local subdivision continue as established when the code of laws enacted by § 2-16-13 took effect until changed in the manner provided therein.
Source: SDC 1939, § 65.0202 (21); SL 1992, ch 60 , § 2.