Retirement; judges; naming a second spouse as beneficiary if first spouse predeceases him or her and naming of spouse as beneficiary if marriage occurs or is recognized after retirement allowance effective date; allow, and revise the determination of a beneficiary's actuarial equivalent retirement allowance. Amends secs. 506 & 604 of
1992 PA 234 (MCL
38.2506 &
38.2604).