35 Ill. Adm. Code 203.136
Stationary Source
Section 203
Section 203.136 Stationary
Source
"Stationary Source"
means any building, structure, facility or installation which emits or may emit
any air pollutant subject to regulation under the Act or this Chapter or by
USEPA under the Clean Air Act (42 U.S.C. 7401 et seq.).