AUTHORITY: Implementing and authorized by Section 3 of the Illinois Gas Pipeline Safety Act [220 ILCS 20/3].
SOURCE: Filed effective November 28, 1977; amended at 3 Ill. Reg. 5, p. 761, effective February 3, 1979; amended at 3 Ill. Reg. 11, p. 25, effective March 17, 1979; amended at 4 Ill. Reg. 1, p. 23, effective January 1, 1980; amended at 5 Ill. Reg. 6778, effective June 16, 1981; rules repealed, new rules adopted and codified at 7 Ill. Reg. 12858, effective September 16, 1983; amended at 8 Ill. Reg. 13195, effective July 16, 1984; amended at 10 Ill. Reg. 19405, effective November 15, 1986; amended at 11 Ill. Reg. 11733, effective July 1, 1987; amended at 12 Ill. Reg. 11707, effective July 15, 1988; recodified from 92 Ill. Adm. Code 1800 at 12 Ill. Reg. 12997; amended at 13 Ill. Reg. 16968, effective November 1, 1989; amended at 14 Ill. Reg. 10018, effective June 15, 1990; amended at 17 Ill. Reg. 12291, effective July 15, 1993; amended at 18 Ill. Reg. 11518, effective July 25, 1994; amended at 19 Ill. Reg. 13549, effective October 1, 1995; amended at 21 Ill. Reg. 8906, effective July 1, 1997; amended at 23 Ill. Reg. 11872, effective October 1, 1999; amended at 25 Ill. Reg. 11355, effective September 1, 2001; amended at 27 Ill. Reg. 12385, effective August 1, 2003; amended at 29 Ill. Reg. 11808, effective August 1, 2005; amended at 31 Ill. Reg. 11562, effective August 1, 2007; amended at 33 Ill. Reg. 12224, effective August 15, 2009; amended at 35 Ill. Reg. 14414, effective August 15, 2011; amended at 37 Ill. Reg. 15336, effective September 10, 2013; amended at 39 Ill. Reg. 10381, effective July 14, 2015; amended at 41 Ill. Reg. 10451, effective July 26, 2017; amended at 43 Ill. Reg. 5748, effective May 2, 2019; amended at 44 Ill. Reg. 18926, effective November 20, 2020; amended at 46 Ill. Reg. 10859, effective June 10, 2022.