1. Termination on or after January 1, 1976. If a member's final termination of service occurred on or after January 1, 1976, the retirement system law in effect on the date of termination shall govern the member's service retirement benefit.
2. Termination before January 1, 1976. If a member's final termination of service occurred before January 1, 1976, the retirement system law in effect on January 1, 1976, shall govern the member's service retirement benefit.