Are Butterfly Knives Legal in Utah? (2026)
Partially — Butterfly Knives are legal with restrictions in Utah as of 2026.
Quick Answer
Butterfly knives are legal to possess in Utah, but concealed carry is generally prohibited. No significant legislative changes in recent years.
- Age restriction: 18+
What the Law Says
Utah has no restrictions on the ownership or carry of butterfly knives.
— Utah Code Ann. § 76-10-500
| Category | Details |
|---|---|
| Possession | Legal to own at home |
| Sale & Purchase | Legal to sell |
| Penalties | Carrying concealed may result in misdemeanor charges. |
| Age Restriction | 18+ |
| Pending Legislation | None known |
No significant legislative changes in recent years.
Enforcement Reality
Utah has no restrictions on the ownership or carry of butterfly knives, as long as you are not a restricted person. Enforcement is not a concern.
A common mistake is for a restricted person (e.g., a convicted felon) to carry a butterfly knife, which is illegal.
Local Exceptions
None identified. State law applies uniformly across Utah. Local ordinances may still vary — check with your city or county government for any additional rules.
Real-World Scenarios: Butterfly Knives in Utah
Can You Fly With Butterfly Knives Out of Utah?
Since butterfly knives is restricted in Utah, bringing it to the airport compounds your legal exposure. You're now dealing with both state law and federal jurisdiction. Don't do it.
Can You Cross State Lines With Butterfly Knives From Utah?
This is where people get burned. Utah treats butterfly knives as restricted, but neighboring Idaho treats it as legal. The law changes at the state line — not gradually, not with a warning sign, instantly. "I bought it legally" is not a defense in the new state. Interstate highways near the Utah/Idaho border are known enforcement corridors. If you're driving with out-of-state plates in a state where butterfly knives is illegal, you're a target.
Bottom Line
Butterfly Knives are legal with restrictions in Utah. This product is permitted, but specific conditions apply. Violating those conditions can result in fines or criminal charges. Read the rules carefully and consult an attorney if unsure.
Utah 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. Utah falls in the RESTRICTED category.
View the full 50-state map →Reviewed by cross-referencing the cited state statute against current legislative databases and regulatory publications.
Sources & Verification
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.
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