California Code, Health and Safety Code - HSC § 1324.6

(a) The Director of Health Services, or his or her designee, shall administer this article.

(b) The director may adopt regulations as are necessary to implement this article. These regulations may be adopted as emergency regulations in accordance with the rulemaking provisions of the Administrative Procedure Act (Chapter 3.5 (commencing with Section 11340) of Part 1 of Division 3 of Title 2 of the Government Code). For purposes of this article, the adoption of regulations shall be deemed an emergency and necessary for the immediate preservation of the public peace, health and safety, or general welfare. The regulations shall include, but not be limited to, any regulations necessary for either of the following purposes:

(c) As an alternative to subdivision (b), and notwithstanding Chapter 3.5 (commencing with Section 11340) of Part 1 of Division 3 of Title 2 of the Government Code, the director may implement this article by means of a provider bulletin, or other similar instructions, without taking regulatory action.