The Director of Finance is hereby authorized to examine all claims for return of taxes and other municipal charges which are alleged to have been paid in error resulting in an overpayment or a double payment. City Code, 1950, art. 37, §31(1st sen.)(1st cl.) 1966, art. 28, §32(1st sen.)(1st cl.) 1976/83, art. 28, §1(a)(1st sen.) Ord. 34-595 Ord. 44-149 Ord. 67-1090 Ord. 76-147