35 Ill. Adm. Code 203.2270
Reasonably Available Control Technology (RACT)
Section
203.2270Â Reasonably Available Control Technology (RACT)
"Reasonably Available Control Technology" or "RACT"
means devices, systems, process modifications, or other apparatus or techniques
that are reasonably available taking into account:
a)Â Â Â Â Â Â Â Â The
necessity of imposing such controls in order to attain and maintain a national
ambient air quality standard;
b)Â Â Â Â Â Â Â Â The
social, environmental, and economic impact of such controls; and
c)Â Â Â Â Â Â Â Â Alternative
means of providing for attainment and maintenance of such standard.