Intervention issues don’t arise often in Arizona probate Court.  Nichols v. Slavicek, No. 1 CA-CV 25-0272 PB (Ariz. App. May 4, 2026) (mem. decision), is a sharp reminder that the rules apply and probate courts cannot quietly sideline a surviving parent from cases involving her own minor children.  Even in an unusual procedural posture, and even when a guardian ad litem and a law firm say they have things under control. Division One vacated the superior court’s denial of a mother’s motion to intervene, holding that her constitutional and statutory parental rights, combined with the liberal construction of Arizona Rule…

Continue Reading When a Probate Court Locks Out a Surviving Parent: Nichols v. Slavicek and Why Rule 24 Still Matters in Conservatorship Disputes