S.D. Codified Laws § 21-25A-25
Current with legislation signed by the governor on or before 3/6/2024
An application under § 21-25A-24 shall be made within ninety days after delivery of a copy of the award to the applicant, except that, if predicated upon corruption, fraud, or other undue means, it shall be made within ninety days after such grounds are known or should have been known, but in no case more than one year after delivery of a copy of the award to the applicant.
SDCL 21-25A-25