2013 ORS § 166.173¹
Authority of city or county to regulate possession of loaded firearms in public places

(1) A city or county may adopt ordinances to regulate, restrict or prohibit the possession of loaded firearms in public places as defined in ORS 161.015 (General definitions).

(2) Ordinances adopted under subsection (1) of this section do not apply to or affect:

(a) A law enforcement officer in the performance of official duty.

(b) A member of the military in the performance of official duty.

(c) A person licensed to carry a concealed handgun.

(d) A person authorized to possess a loaded firearm while in or on a public building or court facility under ORS 166.370 (Possession of firearm or dangerous weapon in public building or court facility).

(e) An employee of the United States Department of Agriculture, acting within the scope of employment, who possesses a loaded firearm in the course of the lawful taking of wildlife. [1995 s.s. c.1 §4; 1999 c.782 §8; 2009 c.556 §3]