AUTHORITY: Implementing and authorized by the Illinois Procurement Code [30 ILCS 500].
SOURCE: Adopted at 9 Ill. Reg. 174, effective December 24, 1984; amended at 10 Ill. Reg. 19104, effective October 27, 1986; amended at 16 Ill. Reg. 10068, effective June 15, 1992; amended at 39 Ill. Reg. 2703, effective February 5, 2015.