Cal. Health & Safety Code § 11833.05

(a) A program certified by the department pursuant to Chapter 7.1 (commencing with Section 11832) or a facility licensed by the department pursuant to Chapter 7.5 (commencing with Section 11834.01) shall disclose to the department if any of its agents, partners, directors, officers, or owners, including a sole proprietor and member, has either of the following:
1. (1) Ownership or control of, or financial interest in, a recovery residence.
2. (2) Any contractual relationship with an entity that regularly provides professional services or substance use disorder treatment or recovery services to clients of programs certified or facilities licensed by the department, if the entity is not part of the program certified or facility licensed by the department.
(b) All programs certified or facilities licensed by the department shall make the disclosures pursuant to subdivision (a) upon initial licensure or certification, upon renewal of licensure or certification, and upon a licensed facility or certified program acquiring or starting a relationship that meets the description in paragraph (1) or (2) of subdivision (a).
(c) The department may suspend or revoke the certification of a program or license of a facility for failing to disclose the information required in subdivision (a).
(d) The department shall take action pursuant to Section 11834.31 against an unlicensed facility that is disclosed as a recovery residence pursuant to paragraph (1) of subdivision (a). This subdivision does not require an investigation of a recovery residence that is not alleged to be operating in violation of Section 11834.30.
(e) The department may refer a substantiated complaint against a recovery residence to other enforcement entities as appropriate under state or federal law, including the Department of Insurance, the Department of Managed Health Care, the Attorney General, and the United States Attorney General.
(f) For the purposes of this section, “recovery residence” means a residential dwelling that provides primary housing for individuals who seek a cooperative living arrangement that supports personal recovery from a substance use disorder and that does not require licensure by the department or does not provide licensable services, pursuant to Chapter 7.5 (commencing with Section 11834.01). A recovery residence may include, but is not limited to, residential dwellings commonly referred to as “sober living homes,” “sober living environments,” or “unlicensed alcohol and drug free residences.”