The Ballot Brief
2026 Ballot Measures

Missouri Statewide Ballot Measures 2026

Missouri voters will decide 7 statewide measures in 2026 — most on the November 3 general election ballot (measures with an earlier election date are marked). Summaries below stick to the certified ballot language — no editorializing.

Most statewide measures pass with a simple majority; passage requirements can vary by measure type — see the official full text for details.

Amendment 3: Prohibit Abortion and Gender Transition Procedures for Minors Amendment

Constitutional amendment (legislative referral)

Prohibit abortion in most cases, and prohibit gender transition procedures for minors under eighteen

YES supports this change · NO keeps current law

Official full text & details →

Creation of Show-Me Prosperity Investment Fund Amendment

Constitutional amendment (legislative referral)

Create a permanent public endowment fund managed by the state to generate revenue, and use the earnings to eliminate state-imposed taxes when sufficient to replace them

YES supports this change · NO keeps current law

Official full text & details →

Require Election of County Sheriffs Amendment

Constitutional amendment (legislative referral)

Require the election of county sheriffs

YES supports this change · NO keeps current law

Official full text & details →

Amendment 1: Sales Tax for Parks and Conservation Amendment

Automatic ballot referral On the August 4, 2026 ballot

Renew the existing sales and use tax of 0.1% for 10 years to fund state parks and soil and water conservation

YES supports this change · NO keeps current law

Official full text & details →

Amendment 2: Require Election of Jackson County Assessor Amendment

Constitutional amendment (legislative referral) On the August 4, 2026 ballot

Require the Jackson County Assessor to be an elected position

YES supports this change · NO keeps current law

Official full text & details →

Amendment 4: Require Congressional District Approval for Initiated Constitutional Amendments, Prohibit Foreign Contributions, and Penalize Petition Fraud Amendment

Constitutional amendment (legislative referral) On the August 4, 2026 ballot

Require the majority of voters from each congressional district to approve initiative petitions to amend the constitution, prohibit foreign nationals from contributing to ballot measure campaigns, among other provisions

YES supports this change · NO keeps current law

Official full text & details →

Amendment 5: Income Tax Elimination and Sales Tax Changes Amendment

Constitutional amendment (legislative referral) On the August 4, 2026 ballot

Phase out individual income tax based on revenue growth and make other tax-related changes

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 Missouri voter guide →  ·  Missouri 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.