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Michigan cannabis laws

Michigan

Recreational
Legal Status
Recreational
Possession Limit
2.5 oz in public; up to 10 oz at home
Minimum Age
21+
Dispensaries
Open

Overview

Michigan voters legalized adult-use cannabis in 2018, and the state now has one of the largest retail markets in the country. Adults 21+ may possess up to 2.5 ounces in public (no more than 15 grams of it as concentrate), keep up to ten ounces at home, and grow up to 12 plants per household. The Cannabis Regulatory Agency licenses businesses. Many municipalities have opted out of allowing retail, so availability varies.

Last reviewed October 2026. General information, not legal advice.

What's Legal

Public consumption is prohibited; consumption is allowed on private property with owner consent.

Possession Limits

2.5 oz in public; up to 10 oz at home

Home Growing

Up to 12 plants per household

Penalties

Adult-use cannabis is legal in Michigan. Consuming in prohibited public spaces or exceeding possession limits may still result in a civil fine.

Driving and Cannabis

Driving while impaired by cannabis is illegal in Michigan, as it is in every state, whether or not the cannabis was obtained legally. Officers may rely on field sobriety tests, drug recognition evaluations, and blood tests, and some states set specific THC limits or zero-tolerance rules. Consuming cannabis in a vehicle and carrying open or unsealed packages where the driver can reach them are commonly prohibited. If you have used cannabis, the safest choice is not to drive.

Crossing State Lines and Federal Law

Taking marijuana across state lines is illegal under federal law, even between two states where cannabis is legal, and it may also violate the law of the state you enter. Marijuana is also prohibited on federal land, in national parks, and at airports under TSA jurisdiction. In 2026 the federal government moved FDA-approved products and state-licensed medical marijuana to Schedule III, but adult-use marijuana remains a Schedule I substance, and rescheduling does not legalize interstate transport. Separate federal changes to the legal definition of hemp take effect in late 2026 and will restrict many intoxicating hemp-derived THC products.

Michigan Cannabis FAQ

Is cannabis legal in Michigan?

Yes. Adult-use (recreational) cannabis is legal in Michigan for adults 21 and older. Possession limit: 2.5 oz in public; up to 10 oz at home.

Can you grow cannabis at home in Michigan?

Up to 12 plants per household.

How old do you have to be to buy cannabis in Michigan?

The minimum age for adult-use purchases in Michigan is 21.

Are dispensaries open in Michigan?

Yes. Licensed dispensaries are operating in Michigan.

Can you use cannabis in public in Michigan?

Public consumption is prohibited; consumption is allowed on private property with owner consent.

Compare Michigan with every other state in our cannabis laws comparison table.

Official Resource

Cannabis laws change often, and limits, penalties, and program rules can differ from what is summarized here. This page is general information, not legal advice. Before you rely on any detail, check the official state source below or consult a licensed attorney in Michigan.

Visit Official Site →