California Code, Health and Safety Code - HSC § 122200

(a) A pet dealer shall not state, promise, or represent to the purchaser, directly or indirectly, that a dog is registered or capable of being registered with an animal pedigree registry organization, unless the pet dealer provides the purchaser with the documents necessary for that registration within 120 days following the date of sale of the dog.

(b) In the event that a pet dealer fails to provide the documents necessary for registration within 120 days following the date of sale, in violation of subdivision (a), the purchaser shall, upon written notice to the pet dealer, be entitled to retain the animal and receive a partial refund of 75 percent of the purchase price, plus sales tax, or return the dog along with all documentation previously provided the purchaser for a full refund, including sales tax.