Health & Saf. Code, § 122160

(a) If a licensed veterinarian states in writing that within 15 days after the purchaser has taken physical possession of the dog after the sale by a pet dealer, the dog has become ill due to any illness that existed in the dog on or before delivery of the dog to the purchaser, or, if within one year after the purchaser has taken physical possession of the dog after the sale, a veterinarian licensed in this state states in writing that the dog has a congenital or hereditary condition that adversely affects the health of the dog, or that requires, or is likely in the future to require, hospitalization or nonelective surgical procedures, the dog shall be considered unfit for sale, and the pet dealer shall provide the purchaser with any of the following remedies that the purchaser elects:

(1) Return the dog to the pet dealer for a refund of the purchase price, plus sales tax, and reimbursement for reasonable veterinary fees for diagnosis and treating the dog in an amount not to exceed the original purchase price of the dog, plus sales tax.

(2) Exchange the dog for a dog of the purchaser’s choice of equivalent value, providing a replacement dog is available, and reimbursement for reasonable veterinary fees for diagnosis and treating the dog in an amount not to exceed the original purchase price of the dog, plus sales tax.

(3) Retain the dog, and reimbursement for reasonable veterinary fees for diagnosis and treating the dog in an amount not to exceed 150 percent of the original purchase price of the dog, plus sales tax on the original purchase price of the dog.

(b) If the dog has died, regardless of the date of the death of the dog, obtain a refund for the purchase price of the dog, plus sales tax, or a replacement dog of equivalent value of the purchaser’s choice and reimbursement for reasonable veterinary fees in diagnosis and treatment of the dog in an amount not to exceed the original purchase price of the dog, plus sales tax, if either of the following conditions exist:

(1) A veterinarian, licensed in this state, states in writing that the dog has died due to an illness or disease that existed within 15 days after the purchaser obtained physical possession of the dog after the sale by a pet dealer.

(2) A veterinarian, licensed in this state, states in writing that the dog has died due to a congenital or hereditary condition that was diagnosed by the veterinarian within one year after the purchaser obtained physical possession of the dog after the sale by a pet dealer.