S.D. Codified Laws § 38-17-1
Current with legislation signed by the governor on or before 3/6/2024
Every contract whereby the ownership or title to crops growing or to be grown upon any lands in this state is reserved in the landlord until division thereof between such landlord and the cropper or tenant, shall be filed in the office of the register of deeds of the county wherein such lands are located.
SDCL 38-17-1