Notice of Motion and Declaration for Joinder

Judicial Council of California · Family Law

Verified current as of July 10, 2026

This form is used to request that a court add another person or case to an existing family law proceeding so that related custody, support, or other family matters can be decided together. Parents, guardians, or their attorneys file this form when they want to join separate cases or add parties to ensure all related family law issues are handled in one court action.