If a vacancy occurs within thirty days preceding an election day at which it may be filled, no appointment shall be made unless it be necessary to carry out such election and the canvass of the same according to law; in that case an appointment may be made at any time previous to such election to hold until after such election or until a successor is elected and qualified.
S.D. Codified Laws § 3-4-5
Vacancies occurring immediately prior to election
Source: SL 1864-5, ch 12, § 4; PolC 1877, ch 22, § 10; CL 1887, § 1394; RPolC 1903, § 1813; RC 1919, § 7019; SDC 1939, § 48.0105.
Official source: South Dakota Legislature. Reproduced from public-domain South Dakota statutes; confirm against the official source for the current text. Not legal advice.