Ariz. Rev. Stat. § 25-311 : MARITAL AND DOMESTIC RELATIONS — DISSOLUTION OF MARRIAGE — DISSOLUTION OF MARRIAGE —311 - Jurisdiction; filing of petition TEXT PDF A. The superior court is vested with original jurisdiction to hear and decide all matters arising pursuant to this chapter and pursuant to chapter 4, article 1 of this title. B. A proceeding for dissolution of marriage, annulment or legal separation shall be filed in accordance with the Arizona rules of family law procedure. A.R.S. § 25-311 Amended by L. 2022, ch. 301,s. 1, eff. 9/23/2022.