Oregon Revised Statutes Cities § 223.615

In any action authorized by ORS 223.610, the court may award reasonable attorney fees to the local government bringing the action if the local government prevails in the action. The court may award reasonable attorney fees to a defendant who prevails in the action if the court determines that the local government had no objectively reasonable basis for asserting the claim or no reasonable basis for appealing an adverse decision of the trial court.