California Code
ARTICLE 9.5 - Legal Advertising
Section 6159.1.

6159.1. A true and correct copy of any advertisement made by a person or licensee shall be retained for one year by the person or licensee who pays for an advertisement soliciting employment of legal services.

(Amended by Stats. 2018, Ch. 659, Sec. 121. (AB 3249) Effective January 1, 2019.)