2011 ORS § 475.864¹
Unlawful possession of marijuana

(1) It is unlawful for any person knowingly or intentionally to possess marijuana.

(2) Unlawful possession of marijuana is a Class B felony.

(3) Notwithstanding subsection (2) of this section, unlawful possession of marijuana is a violation if the amount possessed is less than one avoirdupois ounce of the dried leaves, stems and flowers of the plant Cannabis family Moraceae. A violation under this subsection is a specific fine violation. The presumptive fine for a violation under this subsection is $650.

(4) Notwithstanding subsections (2) and (3) of this section, unlawful possession of marijuana is a Class C misdemeanor if the amount possessed is less than one avoirdupois ounce of the dried leaves, stems and flowers of the plant Cannabis family Moraceae and the possession takes place in a public place, as defined in ORS 161.015 (General definitions), that is within 1,000 feet of the real property comprising a public or private elementary, secondary or career school attended primarily by minors. [2005 c.708 §33; 2011 c.597 §89]