Ariz. Rev. Stat. » Title 25
Arizona Revised Statutes

Ariz. Rev. Stat. § 25-801 (2026)

Jurisdiction

✓ current as of May 2026
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The superior court has original jurisdiction in proceedings to establish maternity or paternity. All such proceedings shall be civil actions.

Notes of Decisions
Cited in 13 cases (4 in the last 5 years), 1997–2026 · leading case: Alvarado v. Thomson, 375 P.3d 77 (Ariz. Ct. App. 2016).
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Alvarado v. Thomson, 375 P.3d 77 (Ariz. Ct. App. 2016). · cites it 2× “See A.R.S. §§ 25-801 to -818. As applicable here, “the parent of a child born out of wedlock may establish the paternity of a child” using a signed, witnessed acknowledgement of paternity.”
Aranda v. Cardenas, 159 P.3d 76 (Ariz. Ct. App. 2007). · cites it 3× “Aranda argues A.R.S. §§ 25-801 through 25-818 (“the paternity statutes”) do not apply to paternity determinations in wrongful death cases and instead contends the issue should “be decided under the Arizona Rules of Evidence.”
In Re the Marriage of Worcester, 960 P.2d 624 (Ariz. 1998). · cites it 2× “stain for jurisprudential reasons, there being no object to the determination of paternity when the alleged biological father will not in any way be bound by such determination? c) May the court make a determination of paternity pursuant to a Rule 60(c) motion to amend a divorce…”
State v. Zaman, 946 P.2d 459 (Ariz. 1997). · cites it 2× “§§ 12-841 to -852 (1992)(current version at A.R.S. §§ 25-801 to - 815 (Supp.1996)), and A.”
Lambertus v. Hon. porter/day-strange, 332 P.3d 608 (Ariz. Ct. App. 2014). · cites it 2× “” Section 25-801 (2007) provides that the superior court has original jurisdiction in proceedings to establish paternity and that “[a]ll such proceedings shall be civil actions.”
Albert L. v. Dcs, B.T. (Ariz. Ct. App. 2022). · cites it 6× “"); A.R.S. § 25-801 ("The superior court has original jurisdiction in proceedings to establish maternity or paternity.”
Clark v. Hon. kreamer/chao (Ariz. Ct. App. 2017). · cites it 2× “In Arizona, paternity may be established in several ways, see A.R.S. §§ 25-801 to -818, but Petitioners pursued none of these before their divorce and the ensuing Decree, compare Alvarado, 240 Ariz.”
Garcia v. Ison (Ariz. Ct. App. 2025). · cites it 2× “See A.R.S. §§ 25-801, -803, -806; see also Ariz.”
In Re Termination of Parental Rights as to B.B. (Ariz. Ct. App. 2026). · cites it 2× “See A.R.S. §§ 25-801 to 25-818. Indeed, § 8-106(G) does not place any requirements on potential fathers at all.”
Hull v. Williams (Ariz. Ct. App. 2026). · cites it 2× “” A.R.S. §§ 25-801; -502(A). The statutes do not require any kind of “conversion.”
Aranda v. Cardenas, M.D. Nes Arizona (Ariz. Ct. App. 2007). · cites it 3× “Application of Paternity Statutes ¶4 Aranda first contends the trial court erred in referring in its ruling to A.”
Brewhaha Bellevue, Llc. v. Wanda Montgomery (Wash. Ct. App. 2016). “See ARS §§ 25-801, 802 (establishing jurisdiction for acknowledgments of paternity).”
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