Oregon Revised Statutes Animals § 599.540

(1) In cases where there is an animal listed in the printed catalog or other advertisements of any auction sale of purebred livestock and is withdrawn prior to the sale, the reason for such withdrawal shall be publicly stated by the owner or consignor or the agents of the owner or consignor, or by the auctioneer, prior to the commencement of such sale.

(2) As used in ORS 599.530 and this section, the term “purebred livestock” includes all animals registered or eligible to registration in the various breed associations organized and maintained for the registration of cattle, horses, swine, sheep or goats, and having jurisdiction over the registration of such animals in the United States.