CA Health & Safety Code Section 122165

(a)

There shall be a rebuttable presumption that an illness existed at the time of sale if the animal dies within 15 days of delivery to the purchaser.

(b)

For purposes of Section 122160, a finding by a veterinarian of intestinal or external parasites shall not be grounds for declaring a dog unfit for sale unless their presence makes the dog clinically ill or is likely to make the dog clinically ill.

(c)

For purposes of Section 122160, the value of veterinary services shall be deemed reasonable if the services rendered are appropriate for the diagnosis and treatment of illness or congenital or hereditary condition, made by the veterinarian and the value of similar services is comparable to the value of similar services rendered by other licensed veterinarians in proximity to the treating veterinarian.