35 Ill. Adm. Code 204.1760
Reasonably Achievable Control Technology (RACT)
Section 204.1760 Reasonably Achievable Control
Technology (RACT)
"Reasonably Achievable Control Technology" or
"RACT" means devices, systems, process modifications, or other
apparatus or techniques that are reasonably available taking into account:
a) The
necessity of imposing such controls in order to attain and maintain a national
ambient air quality standard;
b) The
social, environmental, and economic impact of such controls; and
c) Alternative
means of providing for attainment and maintenance of such standard.