As used in this rule, unless the context or subject matter otherwise requires:
In addition to the applicable requirements in Probate Code sections 2250- 2257 and California Rules of Court, rules 7.1012 and 7.1062, the following requirements apply to temporary guardianship and conservatorship proceedings if the court knows or has reason to know that the proposed ward is an Indian child:
If, at any time after the filing of a petition for appointment of a guardian or conservator for a minor child, the court or petitioner knows or has reason to know, within the meaning of Welfare and Institutions Code section 224.2(d) and rule 5.481(b), that an Indian child is the subject of the proceeding, the petitioner and the court must give notice of the proceeding and the right of the child's tribe to intervene in the manner prescribed by Welfare and Institutions Code section 224.3(a) and rule 5.481(c) to the child's parents, the child's Indian custodian or previously appointed guardian of the person, if any, and the child's tribe or, if the child's tribe has not been determined, all tribes of which the child may be a member or eligible for membership.
Cal. R. Ct. 7.1015