Is Weed Legal in Michigan? (2026)

Instrument

Lawful activities by persons 21 or older; violations and penalties

Source

https://www.legislature.mi.gov/Laws/MCL?objectName=mcl-333-27955

Retrieved

2026-11-07

Fingerprint

fda2997b0b56c10f

333.27955 Lawful activities by person 21 years of age or older; terms, conditions, limitations, and restrictions; denial of custody or visitation prohibited.

Sec. 5.

1. Notwithstanding any other law or provision of this act, and except as otherwise provided in section 4 of this act, the following acts by a person 21 years of age or older are not unlawful, are not an offense, are not grounds for seizing or forfeiting property, are not grounds for arrest, prosecution, or penalty in any manner, are not grounds for search or inspection, and are not grounds to deny any other right or privilege:

(a) except as permitted by subdivision (b), possessing, using or consuming, internally possessing, purchasing, transporting, or processing 2.5 ounces or less of marihuana, except that not more than 15 grams of marihuana may be in the form of marihuana concentrate;

(b) within the person’s residence, possessing, storing, and processing not more than 10 ounces of marihuana and any marihuana produced by marihuana plants cultivated on the premises and cultivating not more than 12 marihuana plants for personal use, provided that no more than 12 marihuana plants are possessed, cultivated, or processed on the premises at once;

(c) assisting another person who is 21 years of age or older in any of the acts described in this section; and

(d) giving away or otherwise transferring without remuneration up to 2.5 ounces of marihuana, except that not more than 15 grams of marihuana may be in the form of marihuana concentrate, to a person 21 years of age or older, as long as the transfer is not advertised or promoted to the public.

2. Notwithstanding any other law or provision of this act, except as otherwise provided in section 4 of this act, the use, manufacture, possession, and purchase of marihuana accessories by a person 21 years of age or older and the distribution or sale of marihuana accessories to a person 21 years of age or older is authorized, is not unlawful, is not an offense, is not grounds for seizing or forfeiting property, is not grounds for arrest, prosecution, or penalty in any manner, and is not grounds to deny any other right or privilege.

3. A person shall not be denied custody of or visitation with a minor for conduct that is permitted by this act, unless the person’s behavior is such that it creates an unreasonable danger to the minor that can be clearly articulated and substantiated.

333.27965 Violations; penalties.

Sec. 15.

A person who commits any of the following acts, and is not otherwise authorized by this act to conduct such activities, may be punished only as provided in this section and is not subject to any other form of punishment or disqualification, unless the person consents to another disposition authorized by law:

1. Except for a person who engaged in conduct described in sections 4(1)(a), 4(1)(b), 4(1)(c), 4(1)(d), 4(1)(g), or 4(1)(h), a person who possesses not more than the amount of marihuana allowed by section 5, cultivates not more than the amount of marihuana allowed by section 5, delivers without receiving any remuneration to a person who is at least 21 years of age not more than the amount of marihuana allowed by section 5, or possesses with intent to deliver not more than the amount of marihuana allowed by section 5, is responsible for a civil infraction and may be punished by a fine of not more than $100 and forfeiture of the marihuana.

2. Except for a person who engaged in conduct described in section 4, a person who possesses not more than twice the amount of marihuana allowed by section 5, cultivates not more than twice the amount of marihuana allowed by section 5, delivers without receiving any remuneration to a person who is at least 21 years of age not more than twice the amount of marihuana allowed by section 5, or possesses with intent to deliver not more than twice the amount of marihuana allowed by section 5:

(a) for a first violation, is responsible for a civil infraction and may be punished by a fine of not more than $500 and forfeiture of the marihuana;

(b) for a second violation, is responsible for a civil infraction and may be punished by a fine of not more than $1,000 and forfeiture of the marihuana;

(c) for a third or subsequent violation, is guilty of a misdemeanor and may be punished by a fine of not more than $2,000 and forfeiture of the marihuana.

3. Except for a person who engaged in conduct described by section 4(1)(a), 4(1)(d), or 4(1)(g), a person under 21 years of age who possesses not more than 2.5 ounces of marihuana or who cultivates not more than 12 marihuana plants:

(a) for a first violation, is responsible for a civil infraction and may be punished as follows:

(1) if the person is less than 18 years of age, by a fine of not more than $100 or community service, forfeiture of the marihuana, and completion of 4 hours of drug education or counseling; or

(2) if the person is at least 18 years of age, by a fine of not more than $100 and forfeiture of the marihuana.

(b) for a second violation, is responsible for a civil infraction and may be punished as follows:

(1) if the person is less than 18 years of age, by a fine of not more than $500 or community service, forfeiture of the marihuana, and completion of 8 hours of drug education or counseling; or

(2) if the person is at least 18 years of age, by a fine of not more than $500 and forfeiture of the marihuana.

4. Except for a person who engaged in conduct described in section 4, a person who possesses more than twice the amount of marihuana allowed by section 5, cultivates more than twice the amount of marihuana allowed by section 5, or delivers without receiving any remuneration to a person who is at least 21 years of age more than twice the amount of marihuana allowed by section 5, shall be responsible for a misdemeanor, but shall not be subject to imprisonment unless the violation was habitual, willful, and for a commercial purpose or the violation involved violence.

Instrument

Definitions -- 'Industrial hemp' (subsection (f)), 'Marihuana' (subsections (h)-(i)), and 'THC' (subsection (aa))

Source

https://www.legislature.mi.gov/documents/mcl/pdf/mcl-Initiated-Law-1-of-2018.pdf

Retrieved

2026-07-02

Fingerprint

e8c0162c5008c928

333.27953 Definitions.

Sec. 3.

As used in this act:

(f) “Industrial hemp” means any of the following:

(i) A plant of the genus Cannabis, whether growing or not, with a THC concentration of 0.3% or less on a dry-weight basis.

(ii) A part of a plant of the genus Cannabis, whether growing or not, with a THC concentration of 0.3% or less on a dry-weight basis.

(iii) The seeds of a plant of the genus Cannabis with a THC concentration of 0.3% or less on a dry-weight basis.

(iv) If it has a THC concentration of 0.3% or less on a dry-weight basis, a compound, manufacture, derivative, mixture, preparation, extract, cannabinoid, acid, salt, isomer, or salt of an isomer of any of the following:

(A) A plant of the genus Cannabis.

(B) A part of a plant of the genus Cannabis.

(v) A product to which 1 of the following applies:

(A) If the product is intended for human or animal consumption, the product, in the form in which it is intended for sale to a consumer, meets both of the following requirements:

(I) Has a THC concentration of 0.3% or less on a dry-weight or per volume basis.

(II) Contains a total amount of THC that is less than or equal to the limit established by the cannabis regulatory agency under section 8(1)(n).

(B) If the product is not intended for human or animal consumption, the product meets both of the following requirements:

(I) Contains a substance listed in subparagraph (i), (ii), (iii), or (iv).

(II) Has a THC concentration of 0.3% or less on a dry-weight basis.

(h) "Marihuana" means any of the following:

(i) A plant of the genus Cannabis, whether growing or not.

(ii) A part of a plant of the genus Cannabis, whether growing or not.

(iii) The seeds of a plant of the genus Cannabis.

(iv) Marihuana concentrate.

(v) A compound, manufacture, salt, derivative, mixture, extract, acid, isomer, salt of an isomer, or preparation of any of the following:

(A) A plant of the genus Cannabis.

(B) A part of a plant of the genus Cannabis.

(C) The seeds of a plant of the genus Cannabis.

(D) Marihuana concentrate.

(vi) A marihuana-infused product.

(vii) A product with a THC concentration of more than 0.3% on a dry-weight or per volume basis in the form in which it is intended for sale to a consumer.

(viii) A product that is intended for human or animal consumption and that contains, in the form in which it is intended for sale to a consumer, a total amount of THC that is greater than the limit established by the cannabis regulatory agency under section 8(1)(n).

(i) Except for marihuana concentrate extracted from any of the following, "marihuana" does not include any of the following:

(i) The mature stalks of a plant of the genus Cannabis.

(ii) Fiber produced from the mature stalks of a plant of the genus Cannabis.

(iii) Oil or cake made from the seeds of a plant of the genus Cannabis.

(iv) A compound, manufacture, salt, derivative, mixture, or preparation of the mature stalks of a plant of the genus Cannabis.

(v) Industrial hemp.

(vi) An ingredient combined with marihuana to prepare topical or oral administrations, food, drink, or other products.

(vii) A drug for which an application filed in accordance with 21 USC 355 is approved by the Food and Drug Administration.

(aa) “THC” means any of the following:

(i) Tetrahydrocannabinolic acid.

(ii) Unless excluded by the cannabis regulatory agency under section 8(2)(c), a tetrahydrocannabinol, regardless of whether it is artificially or naturally derived.

(iii) A tetrahydrocannabinol that is a structural, optical, or geometric isomer of a tetrahydrocannabinol described in subparagraph (ii).