Or. Admin. R. 340-100-0021
(3) If the Department permits use of a new testing or analytical method, the method will be made available for public inspection in the manner indicated in OAR 340-100-0011(2).
NOTE: In most instances, the Department will not consider approving a testing or analytical method until it has been approved by EPA.
ORS 183, 459 & 468
ORS 466.020 & 468.020
DEQ 8-1985, f. & ef. 7-25-85