S.D. Codified Laws § 58-16-45
Current with legislation signed by the governor on or before 3/6/2024
Interest payable pursuant to § 58-16-44 shall be computed from the date of death of the insured until the date of payment and shall be at the rate of four percent per annum or not less than the current rate of interest on death proceeds left on deposit with the insurer under an interest settlement option, whichever rate is greater.
SDCL 58-16-45