Cal. Health & Saf. Code § 1580
The state department shall adopt and may from time to time amend or repeal, in accordance with Chapter 3.5 (commencing with Section 11340) of Part 1 of Division 3 of Title 2 of the Government Code, the reasonable rules and regulations as may be necessary or proper to carry out the purposes and intent of this chapter and to enable the state department to exercise the powers and perform the duties conferred upon it by this chapter, not inconsistent with any statute of this state. The regulations shall prescribe standards of safety and sanitation for the physical plant of adult day health centers and standards for the quality of adult day health care services, including, but not limited to, staffing with duly qualified personnel and average daily staffing requirements. For the purposes of computing average daily attendance staffing requirements, maintenance programs for elderly persons shall, as of January 1, 1992, be included in the calculation for monthly total hours of services provided. In adopting the regulations, the state department shall take into account the physical and mental capabilities and needs of the persons to be served, and consideration shall be given to flexible application of safety and sanitation standards, if necessary, to be consistent with the legislative intent of establishing adult day health care programs in locations easily accessible to economically disadvantaged older persons. Program standards contained in regulations adopted pursuant to this section shall be those specified in Chapter 8.7 (commencing with Section 14520) of Part 3 of Division 9 of the Welfare and Institutions Code.
Ca. Health and Saf. Code § 1580