Cannabis in Maine

Cannabis laws change. This page summarizes the current rules in Maine for adults 21 and older — what's legal, what isn't, possession limits, home cultivation, and where to buy.

Regulator: Office of Cannabis Policy

Recreational

Legal

Medical

Legal

CBD

Legal

Home Grow

Allowed

Recreational Use in Maine

Recreational use is legal in Maine since 2016. Adults can possess up to 2.5 oz. Retail sales began in 2020.

Adults 21 and older can legally purchase cannabis from licensed retailers in Maine. Sales are regulated by the Office of Cannabis Policy. All product sold by licensed retailers is lab-tested for potency and contaminants. Identification is required at purchase.

Medical Cannabis in Maine

Medical cannabis is legal in Maine since 1999. Licensed dispensaries are operating.

Patients enrolled in the Maine program must meet state-specified qualifying conditions and obtain a registry card from the Office of Cannabis Policy. Program rules cover possession amounts, caregiver designations, and reciprocity with out-of-state cards.

Home Cultivation

Home cultivation is permitted in Maine. Plant limit: 6 per adult. 3 mature, 3 immature. Up to 6 flowering for medical.

Hemp-Derived CBD

CBD is legal in Maine. Higher-THC products are available with the appropriate license.

Hemp-derived CBD products with THC at or below 0.3% are federally legal under the 2018 Farm Bill. State rules add their own restrictions on labeling, lab testing, and retail. See the CBD page for Maine.

AT A GLANCE

State
Maine (ME)
Recreational legal since
2016
Possession limit (21+)
2.5 oz
Regulator
Office of Cannabis Policy

Question 1 passed 2016. Implementation delayed to 2020.

21+ Only

For use only by adults 21 years of age or older. Keep out of reach of children. Do not drive a motor vehicle while under the influence of cannabis.

© 2026 Dr. Greenthumb's. All rights reserved. Cannabis affects everyone differently. Individual experiences may vary.