Colorado Voters Will Consider Amendment 84 in 2026
The ballot initiative proposes new identification requirements for mail-in ballots across the state.
Updated on Oct. 9, 2026 in Elections

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Should mail-in ballots require additional identification beyond a signature to be counted?
Colorado voters will decide on Amendment 84 during the November 3, 2026, election. This measure seeks to mandate specific identification and signatures on all mail-in ballots.
Why it matters
Sponsors of the initiative, Advance Colorado, claim the additional security measures are necessary to prevent potential voter fraud. The policy aims to ensure ballot integrity by verifying voter identities before votes are counted.
Amendment 84, also referred to as initiative 362, mandates that voters include their signature and the last four digits of their Social Security number, ID number, or Driver's License number on mail ballots. Ballots lacking this information will remain uncounted until the voter provides the required identification.
The players
Advance Colorado
This organization is the primary sponsor of the ballot initiative and is active in state political advocacy.
The details
Under this proposal, county election officials would be required to notify voters if their mail ballot arrives with incomplete or missing identification data. Voters would then need to provide the correct information to complete the process and ensure their ballot is processed for counting.
Timeline
November 3, 2026: The ballot initiative will be subject to a statewide vote.
Political Context
Opponents of the measure often express concerns regarding the potential for increased administrative burdens on local election offices. Critics argue that such identification requirements could create additional barriers for voters compared to existing Colorado mail-in ballot security statutes.
If the measure passes, Colorado voters would be required to include specific government identification numbers on their mail-in ballot envelopes to ensure their vote is counted. Voters who fail to provide these details or a signature would be contacted by their local county officials to resolve the issue before the deadline.
The takeaway
Voters should prepare for potentially stricter mail-in ballot requirements if this measure is enacted. Understanding the necessary identification ahead of time will help ensure that ballots are properly processed by local election officials.
Further reading
For more background on the state's voting procedures, visit Colorado Elections.
Live Poll
Should mail-in ballots require additional identification beyond a signature to be counted?










