37. When a public officer or employee reaches compulsory retirement age, his duties shall cease pleno jure and he shall be entitled to a pension. That officer or employee shall no longer accumulate service entitling him to a pension, and the deduction provided for in section 18 ceases to apply to him.
R. S. 1964, c. 14, s. 26; 1965 (1st sess.), c. 15, s. 11; 1977, c. 22, s. 17.