Is Butterfly Knives Legal in Arizona? (2026)

Confidence: High

Yes — Butterfly Knives are legal in Arizona as of 2026.

Key Restriction
Age restriction: 18+ for purchase
Penalty
None
Last Updated
2026-03-25
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Quick Answer

Butterfly knives are legal to own and carry in Arizona with no specific restrictions beyond general knife laws. No significant legislative changes since the major liberalization of knife laws in 2011.

Key Conditions & Exceptions:
  • Age restriction: 18+ for purchase

What the Law Says

Arizona has no laws restricting the possession or carry of butterfly knives for adults.

ARS 13-3102
Category Details
Possession Legal
Sale & Purchase Legal
Penalties N/A
Age Restriction 18+ for purchase
Pending Legislation None known
Recent Changes

No significant legislative changes since the major liberalization of knife laws in 2011.

Enforcement Reality

Arizona has highly permissive knife laws; enforcement is minimal unless the knife is used in a crime. Law enforcement views knives as tools.

Charge Level
No criminal penalty for legal carry.
Enforcement Likelihood
Low
Common Triggers
Use of the knife in a crime.
Common Mistakes

A common mistake is for individuals under 21 to carry a butterfly knife, which is illegal. Only pocket knives are permissible for those under 21.

Local Exceptions

None identified. State law applies uniformly across Arizona. Local ordinances may still vary — check with your city or county government for any additional rules.

Arizona vs. the Rest of the US

Across the US, carrying a butterfly knife is fully legal in 39 states, restricted in 10, and illegal in 1. Arizona falls in the LEGAL category.

View the full 50-state map →

Neighboring States

Laws change at state lines. Here is how bordering states compare on Butterfly Knives:

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Frequently Asked Questions

Is it legal to carry Butterfly Knives in Arizona?
Yes — Butterfly Knives are legal in Arizona as of 2026. Butterfly knives are legal to own and carry in Arizona with no specific restrictions beyond general knife laws. No significant legislative changes since the major liberalization of knife laws in 2011.
Can you carry a butterfly knife in Arizona?
Butterfly knives are legal to own and carry in Arizona with no specific restrictions beyond general knife laws. No significant legislative changes since the major liberalization of knife laws in 2011.
What is the age restriction for carrying a butterfly knife in Arizona?
18+ for purchase
Does the law on carrying a butterfly knife change at the Arizona border?
Yes. Butterfly Knives are legal with restrictions in neighboring California. Laws change at state lines — check each state individually before traveling.

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EH
Ethan Harper Independent Legal Researcher

Reviewed by cross-referencing the cited state statute against current legislative databases and regulatory publications.

Last reviewed: 2026-03-25 Method: Statute cross-reference

Sources & Verification

1.
Primary Citation
2.
Statute Summary
Arizona has no laws restricting the possession or carry of butterfly knives for adults.
Verified: 2026-03-25 Reviewed by: Ethan Harper Method: Statute cross-reference Confidence: High

This page was reviewed by Ethan Harper by comparing the legal status against the cited state statute. AllowedHere is an informational resource and does not provide legal advice. Consult a licensed attorney for guidance specific to your situation.

Comprehensive Arizona Legal Guides

Explore all related legal topics in Arizona — statutes, penalties, and enforcement in one place.

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