Cal. Civ. Proc. Code § 372
(a)
(2)
(B) If application is made for appointment of a guardian ad litem for a person described in paragraph (1), and that person has a guardian or conservator of the estate, the application may be granted only if all of the following occur:
(4) Where reference is made in this chapter to “a person who lacks legal capacity to make decisions,” the reference shall be deemed to include all of the following:
(b)
(1) Notwithstanding subdivision (a), a minor 12 years of age or older may appear in court without a guardian, counsel, or guardian ad litem, for the purpose of requesting or opposing a request for any of the following:
(D) A protective order pursuant to Sections 7710 and 7720 of the Family Code.
The court may, either upon motion or in its own discretion, and after considering reasonable objections by the minor to the appointment of specific individuals, appoint a guardian ad litem to assist the minor in obtaining or opposing the order, provided that the appointment of the guardian ad litem does not delay the issuance or denial of the order being sought. In making the determination concerning the appointment of a particular guardian ad litem, the court shall consider whether the minor and the guardian have divergent interests.
(c)
(1) Notwithstanding subdivision (a), a minor may appear in court without a guardian ad litem in the following proceedings if the minor is a parent of the child who is the subject of the proceedings:
(d) Before a court appoints a guardian ad litem pursuant to this chapter, a proposed guardian ad litem shall disclose both of the following to the court and all parties to the action or proceeding: