Or. Rev. Stat. § 468A.310
(3) To the maximum extent possible, consistent with subsection (2) of this section, and within budgetary constraints, rules adopted by the commission under subsection (2) of this section shall include:
(h) Notice and opportunity for public comment as required by the Clean Air Act and for objection by the administrator under section 505(b) of the Clean Air Act. If the administrator objects to a proposed permit, the department shall:
(4) In any discretionary rulemaking necessary to implement the federal operating permit program, the commission shall consider and make publicly available a brief written statement of the commission’s judgment regarding:
[1991 c.752 §§4,22]