Probate Code § 7600.6

A funeral director in control of the decedent’s remains pursuant to subdivision (c) of Section 7100 of the Health and Safety Code shall notify the public administrator if none of the persons described in paragraphs (2) to (6), inclusive, of subdivision (a) of Section 7100 of the Health and Safety Code exist, can be found after reasonable inquiry, or can be contacted by reasonable means.