| Election Date | State | Title | Outcome |
|---|---|---|---|
| Nov. 4, 2008 | Oregon | Measure 55: Amends Constitution: Changes Operative Date Of Redistricting Plans; Allows Affected Legislators To Finish Term In Original District | Passed |
| Nov. 2, 2010 | Oregon | Measure 71: Amends Constitution: Requires Legislature to Meet Annually; Limits Length of Legislative Sessions; Provides Exceptions | Passed |
| Nov. 6, 2018 | Oregon | Measure 104: Expands (beyond taxes) application of requirement that three-fifths legislative majority approve bills raising revenue | Failed |
| Nov. 8, 2022 | Oregon | Measure 113: Oregon Exclusion from Re-election for Legislative Absenteeism Initiative | Passed |
| Nov. 5, 2024 | Oregon | Amendment 1: Oregon Impeachment of Elected State Executives Amendment | Passed |