Are Butterfly Knives Legal in Michigan? (2026)
Partially — Butterfly Knives are legal with restrictions in Michigan as of 2026.
Quick Answer
Butterfly knives are legal to own and open carry in Michigan, but carrying them concealed is a felony.
- Age restriction: 18+ for purchase
What the Law Says
Michigan law makes it a felony to carry a butterfly knife concealed. Open carry is legal.
— MCL 750.227
| Category | Details |
|---|---|
| Possession | Legal |
| Sale & Purchase | Legal |
| Penalties | Felony charge for concealed carry, enforcement likelihood is high |
| Age Restriction | 18+ for purchase |
| Pending Legislation | None known |
No significant legislative changes in recent years.
Enforcement Reality
While legal to own, carrying a butterfly knife concealed is a felony in Michigan. Open carry is legal, but the line between concealed and open can be blurry and lead to arrest.
The most common mistake is any form of concealed carry, including in a pocket or bag. This is strictly enforced.
Local Exceptions
None identified. State law applies uniformly across Michigan. Local ordinances may still vary — check with your city or county government for any additional rules.
Real-World Scenarios: Butterfly Knives in Michigan
Can You Fly With Butterfly Knives Out of Michigan?
Since butterfly knives is restricted in Michigan, 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 Michigan?
This is where people get burned. Michigan treats butterfly knives as restricted, but neighboring Ohio 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 Michigan/Ohio 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 Michigan. 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.
Michigan 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. Michigan 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.
Comprehensive Michigan Legal Guides
Explore all related legal topics in Michigan — statutes, penalties, and enforcement in one place.