California Code, Civil Code - CIV § 1744.9

(a) An artist or art dealer who consigns a multiple to an art dealer for the purpose of effecting a sale of the multiple, shall have no liability to a purchaser under this article if the consignor, as to the consignee, has complied with the provisions of this title.

(b) When an art dealer has agreed to sell a multiple on behalf of a consignor, who is not an art dealer, or an artist has not consigned a multiple to an art dealer but the art dealer has agreed to act as the agent for an artist for the purpose of supplying the information required by this title, the art dealer shall incur the liabilities of other art dealers prescribed by this title, as to a purchaser.