S.D. Codified Laws § 6-16-5.1
If the proposed district contains one thousand or more eligible voters as defined in § 6-16-6, the county auditor shall set a date for an election to be held within the district, or at the county seat of any county in which a portion of the proposed district is located, on the question of formation of the special district. The date may not be more than sixty days after the appropriate board declares that the application for incorporation is valid. The election shall be conducted pursuant to Title 12. The vote upon the question of incorporation shall be by ballot which conforms to a ballot for a statewide question except that the statement required to be printed on the ballot shall be prepared by the state's attorney. The election shall be canvassed by the county commission.
SDCL 6-16-5.1