Each person who shall be appointed as a Department Member on or after January 29, 1967 and through December 7, 1980 shall become a Tier 2 System Member as of the effective date of such appointment. Each person who was appointed as a Department Member prior to January 29, 1967 shall become a Tier 2 System Member as of the date upon which a request is filed as provided by Section 1402. In no event shall any other person become a Tier 2 System Member.