Legal marijuana use in Colorado

In November 2012, Colorado legalized marijuana for adults over age 21 by passing Amendment 64 to the Colorado Constitution. 

The laws on legal marijuana use may seem confusing. This section is intended to give you a brief overview of legal adult use of retail marijuana. The laws regarding use and possession are different for medical marijuana.

Additionally, cities are allowed to pass even stricter laws. Learn more about how marijuana laws differ in each county and town across Colorado.