Oregon Revised Statutes Aviation § 836.340

(1) No airport zoning regulations adopted under authority of ORS 836.600 to 836.630 shall require the alteration or relocation of the operating property of any public utility, as defined in ORS 757.005, without the consent of such utility or unless the Public Utility Commission, after notice and hearing in accordance with the rules of procedure of the commission, determines that such alteration or relocation is justified by the public interest.

(2) All administrative expenses incurred in any such hearing shall be paid by the party not prevailing therein. All actual and necessary expenses incurred in making such alteration or change, if any, shall be borne by the municipality.