2009 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 punishable by a fine of not less than $500 and not more than $1,000. Fines collected under this subsection shall be forwarded to the Department of Revenue for deposit in the Criminal Fine and Assessment Account established under ORS 137.300 (Criminal Fine and Assessment Account).

(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]