California Penal Code Section 12088.5

Each lead law enforcement agency investigating an incident shall report to the State Department of Health Services any information obtained that reasonably supports the conclusion that: (a) A child 18 years of age or younger suffered an unintentional or self-inflicted gunshot wound inflicted by a firearm that was sold or transferred in this state, or manufactured in this state. (b) Whether as a result of that incident the child died, suffered serious injury, or was treated for an injury by a medical professional.