Cannabis Regulations in Maine (2026)
4 rules on the books across Maine, 1 city or county. Select a rule to read the full details.
Severity: Few Restrictions · Light Restrictions · Some Restrictions · Significant Restrictions · Heavy Restrictions
Home Cultivation
Rules for growing cannabis plants at home, including plant count limits, indoor vs. outdoor growing, and visibility and odor requirements.
Dispensary Zoning
Where cannabis businesses may locate, the zones that allow retail, the buffer distances from schools and parks, and the cities that ban commercial cannabis activity entirely.
Maine: statewide
StatewideHeavy RestrictionsMaine state law uniformly requires municipal opt-in before any adult-use cannabis establishment can operate, while…
Read full rule →Portland
Some RestrictionsPortland caps marijuana retail stores and registered dispensaries at 2,000 square feet of gross floor area, and…
Read full rule →Buffer Zones
Required minimum distances between cannabis retailers and sensitive uses (schools, parks, day-cares), and between cannabis retailers themselves.