The Ballot Brief
2026 Ballot Measures

Colorado Statewide Ballot Measures 2026

Colorado voters will decide 7 statewide measures in 2026 on the November 3, 2026 general election ballot. Summaries below stick to the certified ballot language — no editorializing.

Colorado constitutional amendments require 55% voter approval; statutory measures pass with a simple majority.

Notification of U.S. Department of Homeland Security for Certain Criminal Charges and Immigration Status Initiative

Initiated constitutional amendment

Require law enforcement to notify the U.S. Department of Homeland Security when a person is charged with a crime of violence or has a prior felony conviction and the person's immigration status cannot be determined

YES supports this change · NO keeps current law

Official full text & details →

Penalties for Fentanyl Sale and Possession Initiative

Initiated state statute

Increase penalties for fentanyl-related felonies, require treatment for certain drug offenses, and limit sentencing exceptions in fentanyl-related crimes that cause another person's death

YES supports this change · NO keeps current law

Official full text & details →

Prohibit Surgeries for Treatment in Response to Minors' Perception of Sex or Gender Measure

Initiated state statute

Prohibit healthcare professionals from providing surgeries to persons under age 18 for the purpose of "treatment in response to a minor's perception of sex or gender"

YES supports this change · NO keeps current law

Official full text & details →

Proposition NN: TABOR Revenue Cap Increase for K-12 Education Measure

State statute (legislative referral)

Increase TABOR cap and use surplus funds for K-12 education expenses

YES supports this change · NO keeps current law

Official full text & details →

Require Life in Prison for Human Trafficking of Minors Measure

Initiated state statute

Require life in prison without parole or release for persons convicted of human trafficking a child for sexual servitude

YES supports this change · NO keeps current law

Official full text & details →

Sex Requirement for School and College Sports Initiative

Initiated state statute

Require all K-12 and collegiate school sports teams to be separated based on biological sex, unless the team is co-ed

YES supports this change · NO keeps current law

Official full text & details →

These measures appear on every ballot in the state — see your full ballot with your ZIP code

Browse the full Colorado voter guide →  ·  Colorado primary date →

Titles and summaries reflect each state's certified measure list as tracked by Ballotpedia, with links to the full text. Measure lists can change until final certification — always confirm with your state election office. Last reviewed July 9, 2026.