35 Ill. Adm. Code 201.149
Operation During Malfunction, Breakdown or Startups
Section 201
Section 201.149 Operation
During Malfunction, Breakdown or Startups
A person must not cause or allow
the continued operation of an emission source during malfunction or breakdown
of the emission source or related air pollution control equipment if such
operation would cause a violation of the applicable standards or limitations stated
in Subchapter c except as specifically provided for by such standard or
limitation. A person must not cause or allow violation of the applicable standards
or limitations stated in Subchapter c during startup except as specifically
provided for by such standard or limitation.