S.D. Codified Laws § 28-13-8 (2026)
For the purposes of this chapter a person's residency, when once legally established, shall continue until it is lost by establishing residency in another state or county.
Source: SDC 1939, § 50.0102 (6); SL 1941, ch 211 , § 2; SL 1957, ch 263 ; SL 1961, ch 261 ; SL 1976, ch 173 , § 7.