| Election Date | State | Title | Outcome |
|---|---|---|---|
| Nov. 2, 2010 | Arizona | Proposition 113: Proposed Amendment to the Constitution by the Legislature Relating to the Right to Vote a Secret Ballot Regarding Employee Representation | Passed |
| Nov. 3, 2026 | Arizona | House Concurrent Resolution 2040: Arizona Prohibit Public Schools From Using Public Resources to Support Labor Organizations Amendment | Pending |