"Multicategory stationary VOC source" means any stationary source of VOCs which, excluding non-core activities as enumerated in Env-A 1203.53, has either:

1. (a) At least 2 classifiable processes or devices in dissimiliar VOC categories; or
2. (b) At least one classifiable process or device and at least one unclassifiable process or device.

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