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Legal marijuana use in Colorado

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    • Laws about marijuana use
    • Driving and traveling
    • Laws and youth
    • Home grow laws
    • Retail marijuana licensees
    • Business and property owners
    • Federal implications
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    • Immediate health effects
    • Long-term health effects for adults
    • Effects while pregnant or breastfeeding
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    • Marijuana basics
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    • Safety with edibles
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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.
  • Laws about marijuana use.
  • Driving and traveling.
  • Youth.
  • Home grows.
  • Retail marijuana licensees.
  • Business/property owners.
  • Federal implications.

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Marijuana in Colorado.
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