S.D. Codified Laws § 47-18-26
Current with legislation signed by the governor on or before 3/6/2024
Upon liquidation of a cooperative, the assets distributable to persons who are unknown or cannot be found may be reduced to cash and deposited with the state treasury. If claimed within ten years thereafter such funds shall be paid without interest to persons entitled thereto upon proof satisfactory to the state treasurer of their right thereto. If not claimed within ten years, such funds shall become the property of the state to be used in furthering agriculture.
SDCL 47-18-26