Any member of fund B shall be eligible for retirement and to receive a retirement allowance upon completing twenty-five years of aggregate service in a participating municipality or upon attaining the age of fifty-five years, provided such employee has had five years of continuous service or fifteen years of active aggregate service in a participating municipality.
Conn. Gen. Stat. § 7-428
(1949 Rev., S. 887; 1957, P.A. 447, S. 4; March, 1958, P.A. 16, S. 1; February, 1965, P.A. 346, S. 1; 1967, P.A. 816; P.A. 75-293, S. 2; P.A. 93-356, S. 3; P.A. 01-80, S. 6.)