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SOURCE: Adopted at 24 Ill. Reg. 4950, effective March 13, 2000; amended at 24 Ill. Reg. 19178, effective December 18, 2000; amended at 25 Ill. Reg. 6899, effective May 21, 2001; amended at 25 Ill. Reg. 15585, effective November 21, 2001; amended at 32 Ill. Reg. 3294, effective February 25, 2008; amended at 34 Ill. Reg. 12862, effective August 20, 2010; emergency amendment at 36 Ill. Reg. 4428, effective March 7, 2012, for a maximum of 150 days; amended at 36 Ill. Reg. 11152, effective July 3, 2012; amended at 40 Ill. Reg. 13633, effective September 13, 2016; amended at 42 Ill. Reg. 2842, effective January 24, 2018; amended at 46 Ill. Reg. 18816, effective November 2, 2022.
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