SDCL § 23-14-9.1: Autopsy ordered by state's attorney, sheriff, or coroner.

If a state's attorney or a sheriff or a coroner has reason to believe that a deceased person may have died in his or her jurisdiction by unlawful means, the state's attorney, sheriff, or coroner may order and direct a physician or surgeon to perform an autopsy. If in the public interest, the county coroner may order an autopsy on those deaths falling within the county coroner's jurisdiction mentioned in subdivisions 23-14-18(1) to (5), inclusive.