2013 ORS § 609.163¹
Enhanced civil penalties for habitual violators

(1) If a county assesses a civil penalty under ORS 609.162 (Guidelines for imposing remedial measures, civil penalties or other sanctions) against a dog owner who has previously been assessed a civil penalty, fine or forfeiture based upon the killing, wounding, injuring or chasing of livestock in an incident not involving the same dog or dogs as in the matter being determined, the county shall assess an additional civil penalty of not less than $250 and not more than $1,000.

(2) If a county assesses a civil penalty under ORS 609.162 (Guidelines for imposing remedial measures, civil penalties or other sanctions) against a dog owner who has previously been assessed two or more civil penalties, fines or forfeitures, or a combination thereof, based upon the killing, wounding, injuring or chasing of livestock in two or more incidents not involving the same dog or dogs as in the matter being determined, the county shall assess an additional civil penalty of not less than $1,000 and not more than $5,000. A penalty under this subsection is in lieu of a civil penalty under subsection (1) of this section.

(3) In addition to any other civil penalty under this section or ORS 609.162 (Guidelines for imposing remedial measures, civil penalties or other sanctions), if a dog that kills, wounds, injures or chases livestock is not licensed as required, the county may assess a civil penalty of not more than $1,000. A civil penalty imposed under this subsection shall prevent imposition of a fine under ORS 609.990 (Penalties for ORS 609.060, 609.095, 609.098, 609.100, 609.169 and 609.405) for violation of ORS 609.100 (Dog licenses, tags and fees). [1999 c.756 §6]