California Code, Health and Safety Code - HSC § 124238.5

(a) Commencing January 1, 2028, a youth sports organization that elects to offer an athletic program shall ensure that its athletes have access to an automated external defibrillator (AED) during any official practice or match, subject to subdivisions (b) and (c).

(b) Commencing January 1, 2027, a youth sports organization shall ensure that its coaches are certified, and recertified at least every two years, to perform cardiopulmonary resuscitation and operate an AED and that there is a written cardiac emergency response plan.  Certified training may be conducted in person or online and shall be offered by an accredited organization, consistent with national evidence-based cardiovascular care guidelines.  The written cardiac emergency response plan shall be reviewed annually with coaches and staff.  The written emergency response plan shall be consistent with nationally recognized, evidence-based standards and shall detail all of the following:

(c) Commencing January 1, 2028, a youth sports organization shall ensure that its AED is maintained and tested according to the operation and maintenance guidelines established by the manufacturer of that AED and the applicable rules and regulations of the federal Food and Drug Administration or any other applicable state or federal authority.