Oregon Revised Statutes Crimes and Punishments § 167.343

(a) With a tether that is not a reasonable length given the size of the domestic animal and available space and that allows the domestic animal to become entangled in a manner that risks the health or safety of the domestic animal;

(b) With a collar that pinches or chokes the domestic animal when pulled;

(c) For more than 10 hours in a 24-hour period; or

(d) For more than 15 hours in a 24-hour period if the tether is attached to a running line, pulley or trolley system.

(a) While the domestic animal remains in the physical presence of the person who owns, possesses, controls or otherwise has charge of the domestic animal;

(b) Pursuant to the requirements of a campground or other recreational area;

(c) For the purpose of engaging in an activity that requires licensure in this state, including but not limited to hunting;

(d) To allow the person to transport the domestic animal; or

(e) That is a dog kept for herding, protecting livestock or dogsledding.