In counties of the sixth class there may be appointed not in excess of six county investigators, who shall be paid annual salaries of not less than $5,000.00.

L.1951 (1st SS), c.344; amended by L.1959, c. 161, p. 638, s. 12; L.1975, c. 280, s. 2, eff. Jan. 12, 1976.