"Reasonably available control technology (RACT) applicability criteria" means the design, operational, or other characteristics of a source, process, or device which define the conditions at which the source, process, or device becomes subject to the RACT requirements of this part.

Source. (See Revision Note at chapter heading for Env-A 1200) #9933, eff 6-1-11; ss by #12899, eff 10-17-19