S.D. Codified Laws § 62-7-40
Current with legislation signed by the governor on or before 3/6/2024
In proceedings for workers' compensation benefits brought under this title, if the finder of fact determines that any person testifying in the proceeding has knowingly sworn falsely to any material fact in the proceeding, then the finder of fact may reject all of the testimony of that witness.
SDCL 62-7-40