BPC §650.3: (a) Notwithstanding the provisions of Section 650 or any other provision of law, it shall not be unlawful for a person licensed pursuant to the Chiropractic Act, or any other person, to participate in

(a) Notwithstanding the provisions of Section 650 or any other provision of law, it shall not be unlawful for a person licensed pursuant to the Chiropractic Act, or any other person, to participate in or operate a group advertising and referral service for chiropractors if all of the following conditions are met: (1) Patient referrals by the service are the result of patient initiated responses to service advertising. (2) The service advertises, if at all, in conformity with Section 651. (3) The service does not employ a solicitor. (4) The service does not impose a fee on the member chiropractors that is dependent upon the number of referrals or amount of professional fees paid by the patient to the chiropractor. (5) Participating chiropractors charge no more than their usual and customary fees to any patient referred. (6) The service registers with the State Board of Chiropractic Examiners, providing its name and address. (7) The service files with the State Board of Chiropractic Examiners a copy of the standard form contract that regulates its relationship with member chiropractors, which contract shall be confidential and not open to public inspection. (8) If more than 50 percent of its referrals are made to one individual, association, partnership, corporation, or group of three or more chiropractors, the service discloses that fact in all public communications, including, but not limited to, communication by means of television, radio, motion picture, newspaper, book, or list or directory of healing arts practitioners. (b) The State Board of Chiropractic Examiners may adopt regulations necessary to enforce and administer this section. (c) The State Board of Chiropractic Examiners or 10 individual licensed chiropractors may petition the superior court of any county for the issuance of an injunction restraining any conduct which constitutes a violation of this section. (d) It is unlawful and shall constitute a misdemeanor for a person to operate a group advertising and referral service for chiropractors without providing its name and address to the State Board of Chiropractic Examiners. (e) It is the intent of the Legislature in enacting this section not to otherwise affect the prohibitions provided in Section 650. The Legislature intends to allow the pooling of resources by chiropractors for the purpose of advertising. (f) This section shall not be construed in any manner which would authorize a service to engage in the practice of chiropractic.