Ariz. Rev. Stat. » Title 21
Arizona Revised Statutes

Ariz. Rev. Stat. § 21-407 (2026)

Duties of grand jurors

✓ current as of May 2026
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A. The grand jurors shall inquire into every offense which may be tried within the county which is presented to them by the county attorney or other prosecuting officer at the request of the county attorney, or by the attorney general as a special prosecutor appointed by the presiding judge of the superior court for the purpose of proceedings under section 21-408, subsection B, or section 38-344, and shall have access to all jails, public institutions, and public records.

B. If a grand juror knows of or has reason to believe that an offense which may be tried within the county has been committed he shall report such knowledge or belief to the county attorney or to the presiding judge of the superior court. If an investigation of such alleged offense is undertaken under a charge to the grand jury as provided in subsection B of section 21-409, the grand juror may be sworn as a witness.

Notes of Decisions
Cited in 11 cases (3 in the last 5 years), 1972–2025 · leading case: Juan Carlos Vicente Sanchez v. Hon. ainley/state of Arizona, 321 P.3d 415 (Ariz. 2014).
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Juan Carlos Vicente Sanchez v. Hon. ainley/state of Arizona, 321 P.3d 415 (Ariz. 2014). · cites it 8× “” A.R.S. §§ 21-407, -413; Ariz. R. Crim. P.”
Franzi v. Superior Court of Arizona, 679 P.2d 1043 (Ariz. 1984). · cites it 4× “The resolution of this claim requires us to determine the scope of the grand jury's power to investigate.”
State v. Birdsall, 568 P.2d 419 (Ariz. 1977). · cites it 2× “A.R.S. § 21-407 specifies the duties of grand jurors: “A.”
State v. Duran, 575 P.2d 1265 (Ariz. Ct. App. 1978). · cites it 2× “Duran, pursuant to A.R.S. § 21-407. The County Attorney also requests the Attorney General, should the Maricopa County Grand Jury choose to indict Abelardo P.”
Franzi v. Superior Court, 679 P.2d 1043 (Ariz. 1984). · cites it 4× “The resolution of this claim requires us to determine the scope of the grand jury’s power to investigate. If the instant investigation exceeded that power, we must determine if this is a defense to the present charges.”
State v. Aussie, 854 P.2d 158 (Ariz. Ct. App. 1993). · cites it 2× “Under that scenario, the defendant could well be charged with contempt of court for failure to comply with the civil order. However, failure to comply did not take place in Navajo County and the Grand Jury may not consider criminal conduct that is not triable in this county.”
State Ex Rel. Berger v. Myers, 495 P.2d 844 (Ariz. 1972). · cites it 2× “The grand jury is by law a public body of qualified persons sworn to inquire into public offenses, A.”
Rodriguez v. Pima Cnty. Superior Court, 601 P.2d 318 (Ariz. Ct. App. 1979). · cites it 2× “It is to be noted that A.R.S. § 21-407 gives to the grand jury the power to “inquire into every offense which may be tried within the county .”
Aranzi Rae Jon Willis v. Hon. bernini/state, 515 P.3d 142 (Ariz. 2022). · cites it 4× “” A.R.S. § 21-407(A). And there is no federal corollary to A.”
Franz v. State (Ariz. Ct. App. 2025). · cites it 2× “¶25 Arizona grand juries “shall inquire into every offense which may be tried within the county which is presented to them by the county attorney,” A.R.S. § 21-407(A), and they may require the State to produce evidence “when they have reasonable ground to believe that other…”
Joel Carson v. Hon. gentry/state (Ariz. 2025). · cites it 2× “” See A.R.S. § 21-407(A) (emphasis added). But grand juries do not condition charges on a defendant’s mental health, nor do they limit a prosecutor’s initial discretion to present charges—unlike the judicial gatekeeping mechanism required under Johnson, which bars prosecutors…”
— Ariz. Rev. Stat. § 21-407(A) — 5 cases
Franzi v. Superior Court of Arizona, 679 P.2d 1043 (Ariz. 1984). “The resolution of this claim requires us to determine the scope of the grand jury's power to investigate.”
Franzi v. Superior Court, 679 P.2d 1043 (Ariz. 1984). “The resolution of this claim requires us to determine the scope of the grand jury’s power to investigate. If the instant investigation exceeded that power, we must determine if this is a defense to the present charges.”
Aranzi Rae Jon Willis v. Hon. bernini/state, 515 P.3d 142 (Ariz. 2022). “” A.R.S. § 21-407(A). And there is no federal corollary to A.”
Franz v. State (Ariz. Ct. App. 2025). “¶25 Arizona grand juries “shall inquire into every offense which may be tried within the county which is presented to them by the county attorney,” A.R.S. § 21-407(A), and they may require the State to produce evidence “when they have reasonable ground to believe that other…”
Joel Carson v. Hon. gentry/state (Ariz. 2025). “” See A.R.S. § 21-407(A) (emphasis added). But grand juries do not condition charges on a defendant’s mental health, nor do they limit a prosecutor’s initial discretion to present charges—unlike the judicial gatekeeping mechanism required under Johnson, which bars prosecutors…”
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