In Re DT , 212 Ill. 2d 347 ( 2004 )
Town & Country Utilities, Inc. v. Illinois Pollution Control Board , 225 Ill. 2d 103 ( 2007 )
Env. Prot. Agency v. Poll. Cont. Bd. , 115 Ill. 2d 65 ( 1986 )
Granite City Division of National Steel Co. v. Illinois Pollution Control Board , 155 Ill. 2d 149 ( 1993 )
Elementary School District 159 v. Schiller , 221 Ill. 2d 130 ( 2006 )