| Election Date | State | Title | Outcome |
|---|---|---|---|
| Nov. 4, 2008 | Colorado | Referendum N: Elimination of Obsolete Constitutional Provisions Regarding Intoxicating Liquor | Passed |
| Nov. 8, 2022 | Colorado | Initiative 58 - Proposition 122: Colorado Decriminalization and Regulated Access Program for Certain Psychedelic Plants and Fungi Initiative | Passed |
| Nov. 3, 2026 | Colorado | Initiative 85: Colorado Penalties for Fentanyl Sale and Possession Initiative | Pending |
| Election Date | State | Title | Outcome |
|---|---|---|---|
| Nov. 6, 2012 | Colorado | Amendment 64: Use and Regulation of Marijuana | Passed |
| Nov. 5, 2013 | Colorado | Proposition AA: Colorado Marijuana Excise Tax and Sales Tax | Passed |
| Nov. 3, 2015 | Colorado | Proposition BB: Retain Revenue in Excess of Blue Book Estimate | Passed |