35 Ill. Adm. Code 203.112
Building, Structure and Facility
Section 203
Section 203.112 Building,
Structure and Facility
a) The terms "building", "structure", and
"facility" include all of the pollutant-emitting activities which
belong to the same industrial grouping, are located on one or more contiguous
or adjacent properties, and are under the control of the same person (or persons
under common control). Pollutant-emitting activities shall be considered as
part of the same "Major Group" (i.e., which have the same two-digit
code) as described in the Standard Industrial Classification Manual, 1972, as
amended by the 1977 Supplement (U.S. Government Printing Office stock numbers
4101-0066 and 003-005-00176-0, respectively) incorporated by reference in 35
Ill. Adm. Code 720.111.
b) The terms "building", "structure", and
"facility" shall also include
1) the transfer of materials, including but not limited to grain,
gasoline, petroleum liquids, coal, fertilizer, crushed stone and ore, from
vessels, motor vehicles or other conveyances, irrespective of ownership or
industrial grouping, to or from a building, structure, or facility as defined
in subsection (a) above, and
2) activities at or adjacent to such building, structure or
facility which are associated with such transfer, including but not limited to
the operating of engines to provide heat, refrigeration or lighting, operation
of auxiliary engines for pumps or cranes, and transfer of materials from hold
to hold or tank to tank during onloading or offloading operations except those
activities causing emissions resulting directly from internal combustion
engines from transportation purposes or from a non road engine or non road
vehicle as defined in Section 216 of the Clean Air Act (42 U.S.C. 7401 et
seq.).