Family benefits payable under § 3-12C-901 are in lieu of the death benefits payable under any other provision of this chapter except that a designated beneficiary may elect, subject to a deduction for any benefits previously paid, prior to the receipt of the first payment under subdivision 3-12C-901(4), to withdraw the member's accumulated contributions providing there are no children on account of whom benefits are payable under subdivisions 3-12C-901(1) and (2).
SDCL 3-12C-906