For bills payable from funds appropriated prior to FY03, a payment is late if the Date of Payment is not within 60 days after the Date of Approval of the Vendor's bill. For bills payable from funds appropriated on and after July 1, 2002, a payment is late if the Date of Payment is not within 60 days after the receipt of a Proper Bill. For bills payable from funds appropriated on and after December 28, 2012, a payment is late if the Date of Payment is not within 90 days after the receipt of a Proper Bill.
Ill. Admin. Code tit. 74, § 900.60
Amended at 26 Ill. Reg. 14666, effective September 19, 2002