Cal. Fam. Code § 3110.5
(b)
(1) On or before January 1, 2002, the Judicial Council shall formulate a statewide rule of court that establishes education, experience, and training requirements for all child custody evaluators appointed pursuant to this chapter, Section 730 of the Evidence Code, or Chapter 15 (commencing with Section 2032.010) of Title 4 of Part 4 of the Code of Civil Procedure.
(2) On or before January 1, 2004, the Judicial Council shall include in the statewide rule of court created pursuant to this section a requirement that all court-connected and private child custody evaluators receive training in the nature of child sexual abuse. The Judicial Council shall develop standards for this training that shall include, but not be limited to, the following:
(c) In addition to the education, experience, and training requirements established by the Judicial Council pursuant to subdivision (b), on or after January 1, 2005, a person may be a child custody evaluator under this chapter, Section 730 of the Evidence Code, or Chapter 15 (commencing with Section 2032.010) of Title 4 of Part 4 of the Code of Civil Procedure only if the person meets one of the following criteria: