The Commission finds and declares Indirect Sources to be air contamination sources as defined in ORS 468A.005. The Commission further finds and declares that the regulation of Indirect Sources is necessary to control the concentration of air contaminants which result from Motor Vehicle Trips and/or Aircraft Operations associated with the use of Indirect Sources.
Or. Admin. Code § 340-254-0010
Stat. Auth.: ORS 468 & ORS 468A
Stats. Implemented: ORS 468A.025