AUTHORITY: Implementing and authorized by Section 3(h) of the Freedom of Information Act [5 ILCS 140], implementing Section 7 of the Illinois Environmental Protection Act [415 ILCS 5] and Section 5-15 of the Illinois Administrative Procedure Act [5 ILCS 100/5-15].
SOURCE: Adopted at 23 Ill. Reg. 11895, effective September 20, 1999; amended at 26 Ill. Reg. 6525, effective April 18, 2002; amended at 34 Ill. Reg. 9028, effective June 22, 2010; amended at 34 Ill. Reg. 15377, effective September 23, 2010.