The Ballot Brief
Montana ballot measures · 2026

CI-133 Constitutional Initiative to Protect the Initiative and Referendum Process

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Initiated constitutional amendmentOn the November 3, 2026 ballot

Montana CI-133 (Constitutional Initiative to Protect the Initiative and Referendum Process) is on the November 3, 2026 ballot. Amends the Montana Constitution to protect the people's powers of initiative and referendum by requiring impartial, predictable, open and timely processes for ballot issues, including approving petitions and ballot statements, resolving legal challenges and verifying signatures. It requires the state to allow ample time for signature gathering, prohibits disqualifying petitions over minor or technical issues, and allows voters to withdraw their signatures.

What a yes or no vote means

A YES vote Supports adding these process protections for ballot issues to the Montana Constitution.
A NO vote Leaves the constitution as it is, without the added ballot-issue process protections.
Read the certified ballot question

Amends the Montana Constitution to protect the people's powers of initiative and referendum by requiring impartial, predictable, open and timely processes for ballot issues, including approving petitions and ballot statements, resolving legal challenges and verifying signatures. It requires the state to allow ample time for signature gathering, prohibits disqualifying petitions over minor or technical issues, and allows voters to withdraw their signatures.

Verify with the state: official full text and details →.

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About this measure

How it reached the ballot

CI-133 reached the Montana ballot as a initiated constitutional amendment.

About this page

Wording above follows the certified ballot language; The Ballot Brief does not take positions on measures.

Other Montana statewide measures in 2026

CI-132: Constitutional Initiative to Keep Judicial Elections NonpartisanI-194: Initiative Limiting the Powers of Artificial Persons (Corporate and Organizational Political Spending)

All Montana 2026 ballot measures · Montana candidates