S.D. Const. art. XXVI, § 7

Conduct of election. The election provided for herein shall be under the provisions of the Constitution herewith submitted, and shall be conducted in all respects as elections are conducted under the general laws of the territory of Dakota, except as herein provided. No mere technicalities or informalities in the manner or form of election, or neglect of any officer to perform his duty with regard thereto, shall be deemed to vitiate or avoid the same, it being the true intent and object of this ordinance to ascertain and give effect to the true will of the people of the state of South Dakota, as expressed by their votes at the polls.