Know before you go

Montana

Montana permits limited adult possession and growing. Retail sales availability varies by county.

Adult-use rules reviewed

Sources reviewed September 30, 2026. Coverage: Adult-use possession and cultivation, not all legal questions.

Adult-use age21 or olderOfficial source

PossessionUp to 1 ounce, under current Department of Revenue guidanceOfficial source

Home cultivation2 mature plants + 2 seedlings for private use, not visible to the publicOfficial source

Retail accessAdult-use sales depend on county authorization; not every county allows themOfficial source

Details worth checking

Medical patients have different plant allowances. Public-use and federal-land restrictions remain.
Verify the county’s current retail status and property rules before a visit.

Official sources

Montana DOR — current cannabis FAQs

Regulators & contacts

Agency information checked September 30, 2026.

Montana Department of Revenue — Cannabis and Alcohol Regulation Division (CARD)

Administers commercial cannabis licensing and regulatory compliance. Use the current division directory for cannabis-specific application, inspection, and patient program contacts.

Montana Department of Revenue — Cannabis and Alcohol Regulation Division (CARD) — official information and contact routes

Cardcierge

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

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.