Cal. Civ. Proc. Code § 130
(a) Subject to the provisions of this section, when a child who is under 18 years of age is killed as a result of a criminal act and a person has been convicted and sentenced for the commission of that criminal act, or a person has been found to have committed that offense by the juvenile court and adjudged a ward of the juvenile court, upon the request of a qualifying family member of the deceased child, the autopsy report and evidence associated with the examination of the victim in the possession of a public agency, as defined in Section 7920.525 of the Government Code, shall be sealed and not disclosed, except that an autopsy report and evidence associated with the examination of the victim that has been sealed pursuant to this section may be disclosed, as follows:
(j) For purposes of this section:
(1) A “child who is under 18 years of age” does not include any child who comes within either of the following descriptions: