A supplemental pension participant who is a retiree receiving a benefit from the system shall receive one of three types of supplemental pension benefits:
A participant who is a retiree receiving a benefit from the system may contract for any of the three types of supplemental pension benefits provided in this section. The contract shall be signed by the supplemental pension participant, and the participant shall provide a copy of the participant's current driver license or other picture identification card issued by a government agency or tribe. If the participant is married, the spouse shall sign the contract and provide a copy of the spouse's current driver license or other picture identification card issued by a government agency or tribe. A participant who is the member's surviving spouse may contract only for a supplemental pension benefit payable monthly for the lifetime of the surviving spouse.
SDCL 3-12C-1504