53.1. An officer is no longer an officer within the meaning of the plan provided for in this division on 31 December of the year in which he attains 69 years of age.
1982, c. 51, s. 95; 1983, c. 24, s. 63; 1987, c. 47, s. 128; 1988, c. 82, s. 114; 1991, c. 77, s. 89; 1997, c. 50, s. 80.