Oregon Revised Statutes Trade Regulations and Practices § 646A.077

(a) “Litter” means one or more dogs, sold individually or together, that are all or part of a group of dogs born to the same mother at the same time.

(b) “Pet dealer” means, except as provided in paragraph (c) of this subsection, a person that sells five or more litters of dogs during a one-year period.

(c) “Pet dealer” does not mean an animal control agency, humane society or animal shelter.

(a) No later than 15 days after purchasing the dog from the pet dealer the purchaser has the dog examined by a veterinarian and the examination reveals that the dog is diseased; or

(b) No later than one year after purchasing the dog from the pet dealer the purchaser has the dog examined by a veterinarian and the examination reveals that the dog has a congenital disorder that significantly limits the dog's quality of life.

(a) Return the dog to the pet dealer;

(b) Provide the pet dealer with a dated written statement by the examining veterinarian that the dog has a disease or has a congenital defect; and

(c) Provide the pet dealer with proof of the sale, including but not limited to, the date of sale.

(a) At the time of sale made a clear and conspicuous disclosure in writing, initialed or signed by the purchaser, that disclosed the disease or disorder; or

(b) Had the dog examined by a veterinarian not more than 14 days prior to the date of sale and the examination did not disclose the disease or congenital disorder.