S.D. Codified Laws § 15-24-4
Current with legislation signed by the governor on or before 3/6/2024
The concurrence of three judges of the Supreme Court is necessary to pronounce a decision. If three do not concur the cause must be reheard; and if on the second hearing three judges do not concur, the judgment or order appealed from must be affirmed; or, in case of an original action or proceeding, the same must be dismissed without prejudice.
SDCL 15-24-4