ORS § 28.080 : REMEDIES AND SPECIAL ACTIONS AND PROCEEDINGS — DECLARATORY JUDGMENTS; CERTIFICATION OF QUESTIONS OF LAW —DECLARATORY JUDGMENTS — Supplemental relief

Further relief based on a declaratory judgment may be granted whenever necessary or proper. The application thereof shall be by petition to a court having jurisdiction to grant the relief. If the application be deemed sufficient, the court shall, on reasonable notice, require any adverse party whose rights have been adjudicated by the declaratory judgment to show cause why further relief should not be granted forthwith.