MA / State law overview

Massachusetts

Adults 21 and older may purchase and grow within state limits. Current regulator guidance reflects a two-ounce carry limit.

Adult-use market operating

Sources reviewed September 30, 2026. Coverage: selected statewide rules, not all legal questions.

Adult-use age21 or older; government-issued ID for retail purchasesOfficial source

Carry limitUp to 2 ounces, per current CCC guidanceOfficial source

Adult-use daily purchase2 ounces flower or combined equivalent: 10 grams active THC in concentrate or 1,000 mg THC in ediblesOfficial source

Home possessionUp to 10 ounces; more than 2 ounces must be securedOfficial source

Home cultivationUp to 6 plants per adult; 12 plants for two or more adultsOfficial source

Details worth checking

Older official materials may still describe a one-ounce carry limit. Use current regulator guidance and enacted text.
Public consumption and interstate transport are prohibited. Confirm lodging and landlord policies directly. Medical rules differ.

Official sources

Regulators & contacts

Agency information checked September 30, 2026.

Cannabis Control Commission (CCC)

Oversees adult-use and medical cannabis licensing, patient registration, product safety, and compliance. The 2026 modernization law increased adult-use limits and changed licensing requirements.

774-415-0200 Commission@CCCMass.com

Union Station, 2 Washington Square, Worcester, MA 01604

Cardcierge

Medical cannabis card information, registration, published fees, and evaluation providers for Massachusetts.

View medical card information

General information, not legal advice. Laws, effective dates, and local policies change. Confirm the applicable rules with official sources before acting.