Arizona Petition Signature Requirements (2026)

How many signatures you need to qualify for the ballot in Arizona, the 2026 petition filing windows, and how to validate your signatures against the Arizona voter file.

Signature requirements by office

OfficeMinimum signatures% of enrolled voters
U.S. Senator, U.S. Representative0.5%
State Senator, State Representative0.5%
Governor, Lieutenant Governor0.5%
Attorney General, Secretary Of State, State Treasurer0.5%

2026 petition deadlines

U.S. Senator, U.S. Representative; State Senator, State Representative; Governor, Lieutenant Governor; Attorney General, Secretary Of State, State Treasurer

Primary petition opens:
January 4, 2026
Primary petition deadline:
April 6, 2026
General petition opens:
August 5, 2026
General petition deadline:
August 26, 2026
Primary election:
August 4, 2026
General election:
November 3, 2026

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Arizona petition rules & details

Primary petition — signature rules

Major-party candidates need nominating signatures equal to 0.5%–2% of qualified party voters in the district (sliding scale per AZ §16-322). US Senate: ~5,000–6,000 signatures.

Primary petition — deadline rules

Candidates file nomination papers + petitions ~90-120 days before primary. Filing deadline April 6, 2026 5pm AZ time.

General petition — signature rules

Independent / no-party candidates need signatures equal to 3% of votes cast for governor in the district in last gubernatorial election.

General petition — deadline rules

Independent / write-in candidates file by August 26, 2026.

Primary petition — signature rules

Major-party legislative candidates: ~0.5%–2% of qualified party voters in district (AZ §16-322). State Senate: ~300-500 signatures; State House: ~150-300 signatures depending on district party registration.

Primary petition — deadline rules

Candidates file nomination papers + petitions by April 6, 2026 (120 days before primary).

General petition — signature rules

Independent candidates: 3% of votes cast for governor in that district in last gubernatorial election.

Primary petition — signature rules

Governor: signatures equal to 0.5%–2% of qualified party voters statewide (sliding scale, AZ §16-322). Typically ~6,000-7,000 for major parties.

Primary petition — deadline rules

Candidates file by April 6, 2026. Prop 131 (2022) creates the AZ Lt Governor office — first election is 2026 as a joint ticket with Governor.

General petition — signature rules

Independent candidates need signatures equal to 3% of votes cast for governor in last gubernatorial election (~45,000 statewide).

General petition — deadline rules

Independents file by August 26, 2026.

Primary petition — signature rules

Statewide partisan candidates need signatures equal to 0.5%–2% of qualified party voters statewide (AZ §16-322).

Primary petition — deadline rules

Candidates file by April 6, 2026.

Frequently asked questions

How many signatures do I need to get on the ballot in Arizona?

Arizona signature requirements vary by office. U.S. Senator, U.S. Representative: 0.5% of enrolled voters; State Senator, State Representative: 0.5% of enrolled voters; Governor, Lieutenant Governor: 0.5% of enrolled voters. See the full table above for all offices.

What is the 2026 petition filing deadline in Arizona?

For the 2026 cycle in Arizona, the primary petition deadline is April 6, 2026, and the general petition deadline is August 26, 2026. Confirm exact dates for your office above and with your election authority.

Can I validate Arizona petition signatures myself?

Yes. Petition Validator lets you upload petition pages and automatically matches each signer against the Arizona voter file — checking registration, address, and duplicates in seconds per signature. You can start free, no paid Victory Waves account required.

How does signature validation work?

You upload images of your petition pages; our system transcribes each signature and matches the signer's name, address, and date against official voter registration data to confirm they're a registered voter in the correct jurisdiction.

Last updated for the 2026 cycle on May 26, 2026. Always confirm requirements and deadlines with your state or local election authority.