The Commissioner of Finance and Management shall require all bills presented to him or her for allowance to be fully itemized and accompanied, as far as possible, with vouchers. (Amended 1959, No. 328 (Adj. Sess.), § 8(c); 1983, No. 195 (Adj. Sess.), § 5(b); 1987, No. 243 (Adj. Sess.), § 59, eff. June 13, 1988; 1995, No. 123 (Adj. Sess.), § 5, eff. June 6, 1996; 2003, No. 156 (Adj. Sess.), § 15; 2007, No. 7, § 4.)