Cal. Bus. & Prof. Code § 17533.6
(c) Notwithstanding subdivision (a), any person, firm, corporation, or association that is a nongovernmental entity may solicit information, solicit the purchase of or payment for a product or service, or solicit the contribution of funds or membership fees, by any means, including, but not limited to, a mailing, electronic message, Internet Web site, periodical, or television commercial disseminated in this state, using a seal, emblem, insignia, trade or brand name, or any other term, symbol, or content as described in subdivision (a), if the person, firm, corporation, or association that is a nongovernmental entity meets the requirements of paragraph (1) or (2) as follows:
(2)
(A) The solicitation meets all of the following requirements:
(i) The solicitation conspicuously displays the following disclosure on the front and back of every page of the solicitation:
“THIS PRODUCT OR SERVICE HAS NOT BEEN APPROVED OR ENDORSED BY ANY GOVERNMENTAL AGENCY, AND THIS OFFER IS NOT BEING MADE BY AN AGENCY OF THE GOVERNMENT.”
(ii) In the case of a mailed solicitation, the front of the envelope, outside cover, or wrapper in which the matter is mailed conspicuously displays the following disclosure:
“THIS IS NOT A GOVERNMENT DOCUMENT.”
(iii) If permitted by other provisions of law, in the case of a television commercial disseminated in this state, the solicitation conspicuously displays the following disclosure at the top of the television screen for the entire duration of the television commercial:
“THIS PRODUCT OR SERVICE HAS NOT BEEN APPROVED OR ENDORSED BY ANY GOVERNMENTAL AGENCY, AND THIS OFFER IS NOT BEING MADE BY AN AGENCY OF THE GOVERNMENT.”