Oregon Revised Statutes Alcoholic Liquors; Controlled Substances; Drugs § 475.824

(1) It is unlawful for any person knowingly or intentionally to possess methadone unless the methadone was obtained directly from, or pursuant to, a valid prescription or order of a practitioner while acting in the course of professional practice, or except as otherwise authorized by ORS 475.005 to 475.285 and 475.752 to 475.980.

(2) Unlawful possession of methadone is a Class C felony.