The State Comptroller and the Department of Central Management Services shall jointly promulgate rules and policies to govern the uniform application of this Act. These rules and policies shall include procedures and time frames for approving a bill or invoice from a vendor for goods or services furnished to the State. These rules and policies shall provide for procedures and time frames applicable to payment plans as may be agreed upon between State agencies and vendors. These rules and policies shall be binding on all officials and agencies under this Act's jurisdiction. These rules and policies may be made effective no earlier than July 1, 1993.
30 ILCS 540/3-3