35 Ill. Adm. Code 215.125
Compliance Dates and Geographical Areas
Section 215
Section 215.125 Compliance
Dates and Geographical Areas
a) Except as otherwise stated in subsection (b), every owner or
operator of an emission source subject to Sections 215.123 or 215.124 shall
comply with its standards and limitations by December 31, 1983.
b) If an emission source is not located in one of the counties
listed below and is also not located in any county contiguous thereto, the
owner or operator of the emission source shall comply with the requirements of
Sections 215.123 and 215.124 no later than December 31, 1987:
Cook Macoupin
DuPage Madison
Kane Monroe
Lake Saint Clair
(BOARD NOTE: These counties are proposed to be designated as
nonattainment by the United States Environmental Protection Agency at 47 Fed.
Reg. 31588, July 21, 1982).
c) Notwithstanding subsection (b), if any county is designated
as nonattainment by the United States Environmental Protection Agency (USEPA)
at any time subsequent to the effective date of this Section, the owner or
operator of an emission source located in that county or any county contiguous
to that county who would otherwise be subject to the compliance date in
subsection (b) shall comply with the requirements of Sections 215.123 and
215.124 within one year from the date of redesignation but in no case later
than December 31, 1987.