In the counting of the votes any ballot which is not endorsed as provided in § 12-18-12 by the official stamp shall be void and may not be counted.
S.D. Codified Laws § 12-20-6
Unstamped ballots not counted
Applied in 3 court decisions — leading case Larson v. Locken (1978)
Most recently applied in Becker v. Pfeifer (February 1999)
Source: SL 1897, ch 60, § 35; RPolC 1903, § 1929; RC 1919, § 7278; SDC 1939, § 16.1703; SL 1993, ch 118, § 22.
How often courts cite this section
Court decisions citing this, by year. The dip in the last several years is a data-coverage gap, not a real trend — our corpus holds fewer opinions from the most recent years, so recent citations are undercounted.
Official source: South Dakota Legislature. Reproduced from public-domain South Dakota statutes; confirm against the official source for the current text. Not legal advice.