The Maine Office of Medical Marijuana allows a patient from Maine a total of 2.5 ounces per purchase. OMP also allows medical card holders from out of state to buy their medical marijuana from these states:
Alaska, Arizona, Arkansas, California, Connecticut, Florida, Hawaii, Illinois, Iowa, Maryland, Massachusetts, Michigan, Minnesota, Montana, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Dakota, Oklahoma, Oregon, Rhode Island, Vermont, Washington, and Washington, DC.
Out-of-state medical card holders must have a photo ID with information that matches their medical card. Out-of-state patients are limited to a purchase of up to 2.5 ounces per 15 days.