35 Ill. Adm. Code 201.244
Revisions
Section 201
Section 201.244 Revisions
The owner or operator of an
emission source or air pollution control equipment subject to an approved
compliance program and project completion schedule may request a revision of
such program or schedule at any time. In addition, the Agency may require a revision
upon any change in the Act or this Chapter. The Agency shall not approve any
revision which contains a final compliance date later than the applicable date
prescribed in Subchapter c of this Chapter.