The finance director, using best business and accounting practices, is authorized to establish a petty cash or revolving fund for each city department or division which the finance director finds in need of such fund. The overall city limit of all petty cash and revolving funds is not to exceed $40,000 without prior council approval. [Ord. 2013-02-014; Ord. 10250, 1991; Ord. 10048, 1990; Ord. 9892 § 1, 1989; Ord. 9675, 1987; Ord. 9619, 1986; Ord. 9464, 1985; Ord. 9311 § 1, 1984; Ord. 9059 § 1, 1981; Ord. 8981 § 1, 1981; Ord. 8856 § 1, 1980; Ord. 8693 § 1, 1978; Ord. 8451 § 1, 1976].