SOURCE: Adopted at 5 Ill. Reg. 8888, effective August 25, 1981; codified at 5 Ill. Reg. 10641; emergency amendment at 5 Ill. Reg. 11402, effective October 14, 1981, for a maximum of 150 days; emergency expired March 13, 1982; amended at 6 Ill. Reg. 10721, effective August 20, 1982; emergency amendment at 6 Ill. Reg. 15581, effective December 14, 1982, for a maximum of 150 days; emergency expired May 13, 1983; amended at 7 Ill. Reg. 10790, effective August 24, 1983; amended at 8 Ill. Reg. 19004, effective September 26, 1984; amended at 9 Ill. Reg. 14317, effective September 9, 1985; amended at 10 Ill. Reg. 16658, effective September 22, 1986; amended at 11 Ill. Reg. 2275, effective January 20, 1987; amended at 12 Ill. Reg. 12042, effective July 11, 1988; amended at 13 Ill. Reg. 12839, effective July 21, 1989; amended at 14 Ill. Reg. 14787, effective September 4, 1990; amended at 14 Ill. Reg. 19859, effective December 3, 1990; amended at 15 Ill. Reg. 10021, effective June 24, 1991; amended at 15 Ill. Reg. 16691, effective October 31, 1991; amended at 16 Ill. Reg. 11116, effective June 30, 1992; amended at 17 Ill. Reg. 286, effective December 28, 1992; amended at 17 Ill. Reg. 13452, effective July 30, 1993; amended at 18 Ill. Reg. 5842, effective April 5, 1994; amended at 19 Ill. Reg. 7560, effective May 26, 1995; amended at 19 Ill. Reg. 15411, effective October 26, 1995; amended at 20 Ill. Reg. 6723, effective May 6, 1996; amended at 21 Ill. Reg. 5561, effective April 19, 1997; amended at 22 Ill. Reg. 7995, effective April 28, 1998; amended at 23 Ill. Reg. 6829, effective May 20, 1999; amended at 24 Ill. Reg. 6908, effective April 20, 2000; amended at 25 Ill. Reg. 7217, effective May 22, 2001; amended at 25 Ill. Reg. 11471, effective August 14, 2001; amended at 26 Ill. Reg. 9356, effective June 17, 2002; amended at 27 Ill. Reg. 10025, effective June 23, 2003; amended at 28 Ill. Reg. 9968, effective July 6, 2004; amended at 29 Ill. Reg. 9761, effective June 24, 2005; amended at 30 Ill. Reg. 12196, effective June 28, 2006; amended at 31 Ill. Reg. 8202, effective May 25, 2007; amended at 32 Ill. Reg. 9337, effective June 13, 2008; amended at 33 Ill. Reg. 11571, effective July 27, 2009; amended at 34 Ill. Reg. 4839, effective March 19, 2010; amended at 35 Ill. Reg. 10739, effective June 23, 2011; amended at 36 Ill. Reg. 13450, effective August 10, 2012; amended at 37 Ill. Reg. 14926, effective August 30, 2013; amended at 38 Ill. Reg. 22752, effective November 18, 2014; amended at 39 Ill. Reg. 10905, effective July 27, 2015; emergency amendment at 39 Ill. Reg. 13125, effective September 3, 2015, for a maximum of 150 days; amended at 39 Ill. Reg. 14568, effective October 20, 2015; amended at 40 Ill. Reg. 829, effective December 29, 2015; amended at 40 Ill. Reg. 10579, effective July 20, 2016; amended at 41 Ill. Reg. 8679, effective June 28, 2017; amended at 42 Ill. Reg. 17610, effective September 21, 2018; amended at 43 Ill. Reg. 9537, effective August 23, 2019; amended at 44 Ill. Reg. 11534, effective June 29, 2020; amended at 45 Ill. Reg. 12699, effective September 24, 2021; amended at 46 Ill. Reg. 18703, effective November 2, 2022; amended at 48 Ill. Reg. 3999, effective March 1, 2024.
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