Or. Admin. R. 340-240-0580
The owner or operator of an Oregon Title V Operating Permit program source, as defined in OAR 340-200-0020 may not remove or modify existing control devices unless the new control device has the same or better PM2.5 control efficiency as the old device.
ORS 468 & 468A
ORS 468A.480
DEQ 10-2012, f. & cert. ef. 12-11-12