AUTHORITY: Implementing Section 13-703 and authorized by Section 10-101 of the Public Utilities Act [220 ILCS 5/13-703 and 10-101].
SOURCE: Adopted at 12 Ill. Reg. 17321, effective October 15, 1988; amended at 15 Ill. Reg. 5618, effective April 15, 1991; emergency amendment at 16 Ill. Reg. 14470, effective September 3, 1992, for a maximum of 150 days; amended at 17 Ill. Reg. 1848, effective February 1, 1993; amended at 17 Ill. Reg. 12294, effective July 15, 1993; amended at 28 Ill. Reg. 6974, effective May 1, 2004; amended at 36 Ill. Reg. 15086, effective October 1, 2012; amended at 41 Ill. Reg. 5446, effective May 5, 2017.