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First regulation on cannabis intended for consumption
Imposed by federal government -
Use and cultivation of cannabis becomes a misdemeanor
Made illegal by Colorado legislature -
Sale, possession and distribution of marijuana in CO a felony
Passed by Colorado legislature -
Marijuana Tax Act passed
Passed by federal government, making marijuana use and cultivation without a license a crime. -
First re-legalization effort in Colorado history
Introduced by Colorado legislator Michael Strang. Never made it out of committee. -
"Dangerous Drugs Therapeutic Research Act" signed into CO law
Signed by Then-Governor Dick Lamm. Would've allowed cancer and glaucoma patients to use prescription medical marijuana, pending federal gov't approval, which never happened. -
Amendment 18 on Colorado ballot
Didn't pass. Would've allowed the use and cultivation of medical marijuana. Then-Secretary of State Vikki Buckley refused to count the votes, saying that the measure did not have the proper number of signatures to get on the ballot in the first place. -
Amendment 20 passed in Colorado
Made this the only state to legalize medical marijuana in its constitution. Permitted medical marijuana use for people with chronic weight loss, muscle spasms, seizures, severe pain and severe nausea; caretakers were to "dispense" this medicine after doctors had prescribed it. -
Sensible Colorado sues Colorado Health Department
Health Dep't tried to limit caregivers to 5 patients. Sensible Colorado won the suit, allowing dispensaries to provide MMJ to as many patients as they can handle. -
Ogden Memorandum issued
Regulated and licensed Dispensaries, MMJ Cultivation Facilities, and Infused Products. -
Dispensaries within 100 ft. of a school ordered to shut down
Ordered by U.S. Attorney for Colorado, John Walsh -
Amendment 64 passed in Colorado
Colorado became first state in the world to vote in favor of ending marijuana prohibition. Legally allows adults over age of 21 to use, possess, and cultivate limited amounts of marijuana under state law. -
Amendment 64 signed into effect
Signed by Colorado Governor John Hickenlooper
