A nonmember shall be retired upon his or her written application to the board if all of the following conditions are met:
- (a) The nonmember has attained the minimum age prescribed by the applicable service retirement formula of the member.
- (b) On the date of marriage dissolution or legal separation, the member had sufficient credited service to retire for service.
- (c) On the date of application, the member has attained minimum retirement age to receive a service retirement allowance.