Cannabis in Massachusetts
Cannabis laws change. This page summarizes the current rules in Massachusetts for adults 21 and older — what's legal, what isn't, possession limits, home cultivation, and where to buy.
Regulator: Cannabis Control Commission
Recreational
Legal
Medical
Legal
CBD
Legal
Home Grow
Allowed
Recreational Use in Massachusetts
Recreational use is legal in Massachusetts since 2016. Adults can possess up to 1 oz public, 10 oz home. Retail sales began in 2018.
Adults 21 and older can legally purchase cannabis from licensed retailers in Massachusetts. Sales are regulated by the Cannabis Control Commission. All product sold by licensed retailers is lab-tested for potency and contaminants. Identification is required at purchase.
Medical Cannabis in Massachusetts
Medical cannabis is legal in Massachusetts since 2012. Licensed dispensaries are operating.
Patients enrolled in the Massachusetts program must meet state-specified qualifying conditions and obtain a registry card from the Cannabis Control Commission. Program rules cover possession amounts, caregiver designations, and reciprocity with out-of-state cards.
Home Cultivation
Home cultivation is permitted in Massachusetts. Plant limit: 6 per adult. 6 per adult, 12 per household max
Hemp-Derived CBD
CBD is legal in Massachusetts. 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 Massachusetts.
Cannabis by City in Massachusetts
City-specific guides covering local dispensary access, ordinances, and community context.
AT A GLANCE
- State
- Massachusetts (MA)
- Recreational legal since
- 2016
- Possession limit (21+)
- 1 oz public, 10 oz home
- Regulator
- Cannabis Control Commission
Question 4 passed 2016. Mature market.
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.