Replies

OAR 580-022-0045 that they cite in their authority:

Possession or use of firearms, explosives, dangerous chemicals, or other dangerous weapons or instrumentalities on institutionally owned or controlled property, unless expressly authorized by law

Oregon Revised Statute 166.262:

166.262 Limitation on peace officer’s authority to arrest for violating ORS 166.250 or 166.370. A peace officer may not arrest or charge a person for violating ORS 166.250 (1)(a) or (b) or 166.370 (1) if the person has in the person’s immediate possession a valid license to carry a firearm as provided in ORS 166.291 and 166.292. [1999 c.1040 §5]

Oregon Revised Statute 166.370:

166.370 Possession of firearm or dangerous weapon in public building or court facility; exceptions; discharging firearm at school. (1) Any person who intentionally possesses a loaded or unloaded firearm or any other instrument used as a dangerous weapon, while in or on a public building, shall upon conviction be guilty of a Class C felony.

(2)(a) Except as otherwise provided in paragraph (b) of this subsection, a person who intentionally possesses:

.......

(3) Subsection (1) of this section does not apply to:

(a) A sheriff, police officer, other duly appointed peace officers or a corrections officer while acting within the scope of employment.

(b) A person summoned by a peace officer to assist in making an arrest or preserving the peace, while the summoned person is engaged in assisting the officer.

(c) An active or reserve member of the military forces of this state or the United States, when engaged in the performance of duty.

(d) A person who is licensed under ORS 166.291 and 166.292 to carry a concealed handgun.

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(4) “Public building” means a hospital, a capitol building, a public or private school, as defined in ORS 339.315, a college or university, a city hall or the residence of any state official elected by the state at large, and the grounds adjacent to each such building. The term also includes that portion of any other building occupied by an agency of the state or a municipal corporation, as defined in ORS 297.405, other than a court facility.