Cal. HSC § 1367.35

(a) On and after January 1, 1993, every health care service plan that covers hospital, medical, or surgical expenses on a group basis shall provide benefits for the comprehensive preventive care of children 16 years of age or younger under terms and conditions agreed upon between the group subscriber and the plan. Every plan shall communicate the availability of these benefits to all group contractholders and to all prospective group contractholders with whom they are negotiating. This section shall apply to each plan that, by rule or order of the director, has been exempted from subdivision (i) of Section 1367, insofar as that section and the rules thereunder relate to the provision of the preventive health care services described in this section.

(b) For purposes of this section, benefits for the comprehensive preventive care of children shall comply with both of the following:

(1) Be consistent with both of the following:

(A) The Recommendations for Preventive Pediatric Health Care, as adopted by the American Academy of Pediatrics in September of 1987.

(B) The Recommended Childhood Immunization Schedule/United States, jointly adopted as of January 1, 2025, by the American Academy of Pediatrics, the Advisory Committee on Immunization Practices, and the American Academy of Family Physicians. Immunizations subject to this subparagraph may be modified or supplemented by the State Department of Public Health pursuant to Section 120164.

(2) Provide for all of the following:

(A) Periodic health evaluations.

(B) Immunizations.

(C) Laboratory services in connection with periodic health evaluations.