S.D. Codified Laws § 12-18-15 (2026)
The person voting shall cast his vote without delay. No voter may occupy a voting booth or voting machine already occupied by another, nor occupy a voting booth or machine for more than ten minutes. No voter, other than an election officer, may reenter the enclosed space during any election.
Source: SL 1897, ch 60 , § 32; RPolC 1903, § 1921; RC 1919, § 7271; SDC 1939, § 16.1202; SL 1974, ch 118 , § 120; SL 1993, ch 115 .