Or. Admin. R. 340-104-0011
In addition to the provisions of 40 CFR 264.11, as a matter of policy, the Department will accept EPA identification numbers already assigned, use an amended EPA registration form, and use EPA’s identification numbering system (Dun and Bradstreet) for owners and operators who register in the future.
ORS 183, 459 & 468
ORS 466.020 & 466.115
DEQ 8-1985, f. & ef. 7-25-85