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SOURCE: Adopted at 22 Ill. Reg. 19334, effective October 19, 1998; emergency amendment at 23 Ill. Reg. 4513, effective April 1, 1999, for a maximum of 150 days; amended at 23 Ill. Reg. 10812, effective August 23, 1999; emergency amendment at 26 Ill. Reg. 484, effective January 1, 2002, for a maximum of 150 days; amended at 26 Ill. Reg. 8352, effective May 24, 2002; amended at 32 Ill. Reg. 8132, effective May 16, 2008; emergency amendment at 33 Ill. Reg. 13489, effective September 10, 2009, for a maximum of 150 days; emergency expired February 6, 2010; amended at 34 Ill. Reg. 5239, effective March 25, 2010; emergency amendment at 38 Ill. Reg. 18242, effective August 13, 2014, for a maximum of 150 days; amended at 38 Ill. Reg. 19152, effective September 10, 2014; amended at 38 Ill. Reg. 22642, effective November 20, 2014; emergency amendment at 39 Ill. Reg. 13271, effective September 18, 2015, for a maximum of 150 days; amended at 39 Ill. Reg. 15134, effective November 6, 2015; amended at 40 Ill. Reg. 1824, effective January 5, 2016; amended at 41 Ill. Reg. 6516, effective May 26, 2017; amended at 42 Ill. Reg. 15437, effective July 26, 2018; amended at 43 Ill. Reg. 3878, effective March 15, 2019; amended at 47 Ill. Reg. 5663, effective April 4, 2023.
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