35 Ill. Adm. Code 225.205
Applicability
Section 225.205 Applicability
The following stationary coal-fired boilers and stationary
coal-fired combustion turbines, and the stationary boilers listed in Appendix A,
regardless of the type of fuel combusted, are EGUs and are subject to this
Subpart B:
a) Except
as provided in subsection (b) of this Section, a unit serving, at any time
since the start-up of the unit's combustion chamber, a generator with nameplate
capacity of more than 25 MWe producing electricity for sale.
b) For a
unit that qualifies as a cogeneration unit during the 12-month period starting
on the date the unit first produces electricity and continues to qualify as a
cogeneration unit, a cogeneration unit serving at any time a generator with
nameplate capacity of more than 25 MWe and supplying in any calendar year more
than one-third of the unit's potential electric output capacity or 219,000 MWh,
whichever is greater, to any utility power distribution system for sale. If a
unit qualifies as a cogeneration unit during the 12-month period starting on
the date the unit first produces electricity but subsequently no longer
qualifies as a cogeneration unit, the unit must be subject to subsection (a) of
this Section starting on the day on which the unit first no longer qualifies as
a cogeneration unit.