35 Ill. Adm. Code 214.420
Scope
Section 214
Section 214.420 Scope
a) This Subpart contains rules which modify the general sulfur
emission rules of Subparts A through M as applied to a given industry or at a
given site. General rules include:
1) Subparts B through I, fuel combustion emission sources and
incinerators;
2) Subparts K through M, process emission sources.
b) These rules have been grouped for the convenience of the
public; the scope of each is determined by its language and history. Rules
placed in this Subpart include those which appear to be primarily directed at
the following major industry groups:
1) Primary metal industries (including primary and secondary
production of ferrous and nonferrous metals);
2) Fabricated metal products.