Is Butterfly Knives Legal in Michigan? (2026)

RESTRICTED
Confidence: High

Partially — Butterfly Knives are legal with restrictions in Michigan 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 with restrictions in Michigan.

Key Conditions & Exceptions:
  • 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 N/A
Age Restriction 18+ for purchase
Pending Legislation None known
Recent Changes

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.

Charge Level
Felony for concealed carry.
Enforcement Likelihood
High for concealed carry.
Common Triggers
Any form of concealed carry, including in a pocket or bag.
Common Mistakes

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.

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 38 states, restricted in 11, and illegal in 1. Michigan falls in the RESTRICTED 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 Michigan?
Partially — Butterfly Knives are legal with restrictions in Michigan as of 2026. Butterfly Knives are legal with restrictions in Michigan.
What mistakes do people make with carrying a butterfly knife in Michigan?
The most common mistake is any form of concealed carry, including in a pocket or bag. This is strictly enforced.
What is the age restriction for carrying a butterfly knife in Michigan?
18+ for purchase
Does the law on carrying a butterfly knife change at the Michigan border?
Yes. Butterfly Knives are legal in neighboring Ohio. 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
Michigan law makes it a felony to carry a butterfly knife concealed. Open carry is legal.
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.

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

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