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SF 459

A bill for an act prohibiting the use of ranked choice and instant runoff voting in elections in this state.

2025-2026 Regular Session

Iowa Senate passes bill banning ranked choice and instant runoff voting in state elections, blocking alternative voting systems.

Read first time, referred to State Government.
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Bill Summary · SF 459

Legislative bill overview

SF 459 prohibits Iowa from using ranked choice voting (RCV) and instant runoff voting (IRV) systems in state elections. The bill passed the Iowa Senate on March 19, 2025, with a 34-13 vote and is currently in the House State Government committee. It effectively blocks any future implementation of these alternative voting methods in Iowa.

Why is this important

Voting system choices directly affect election outcomes, voter participation, and representation. This bill prevents Iowa from adopting alternative voting systems that some argue reduce polarization and "spoiler" effects, while supporters of the ban argue traditional plurality voting is simpler and more established. The decision determines what voting experience millions of Iowans will have in future elections.

Potential points of contention

  • Election administration complexity: Opponents argue RCV/IRV are more difficult to administer and audit than plurality voting, while supporters counter that modern technology makes implementation feasible
  • Voter preference vs. system design: Proponents claim RCV better reflects voter preferences and reduces extreme candidates, but critics argue plurality voting is more transparent and easier for voters to understand
  • Precedent and momentum: Some states have recently adopted RCV; this bill moves Iowa in the opposite direction, reflecting disagreement over whether alternative systems represent democratic progress or unnecessary complication

Compiled from official sources — confirm details with the bill’s official record.

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