Cal. Welfare and Institutions Code § 10554

The department shall adopt regulations, orders, or standards of general application to implement, interpret, or make specific the law enforced by the department, and those regulations, orders, and standards shall be adopted, amended, or repealed by the department only in accordance with the provisions of Chapter 3.5 (commencing with Section 11340), Part 1, Division 3, Title 2 of the Government Code, provided that the regulations need not be printed in the California Code of Regulations or California Administrative Register if they are included in the publications of the department. In adopting regulations the department shall strive for clarity of language that may be readily understood by those administering public social services or subject to the regulations. The rules of the department need not specify or include the detail of forms, reports or records, but shall include the essential authority by which any person, agency, organization, association or institution subject to the supervision or investigation of the department is required to use, submit or maintain the forms, reports or records.