Oregon Revised Statutes Protection from Fire § 476.280

(a) The governing body of the city or the district board of the rural fire protection district, as the case may be, has authorized the fire chief and the representatives of the fire chief to extinguish uncontrolled fires that are found to be burning in unprotected areas situated outside of the boundaries of the city or district and that are causing or may cause an undue jeopardy to life or property; and

(b) The fire chief or the representative of the fire chief believes that such fire is causing or may cause undue jeopardy to life or property.