The duties of the Commission of Employment Practices shall be:
(a) To receive, investigate and seek to adjust all complaints of unfair employment practices as defined in Section 143.12 provided that the complaint is made to the Commission within sixty days of such alleged unfair practice.
(b) To be the administrative agent charged with the duty of effectuating the provisions and purposes of this chapter through the Community Relations Board.
(1963 Code §143.11)