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Bill

SF 378

A bill for an act relating to speed limits, including the speed limit range for which certain excessive speed violations cannot be considered for certain purposes and the default speed limit for all vehicular traffic, and making penalties applicable.

2025-2026 Regular Session

Iowa bill modifies default vehicular speed limits and penalties, passed Senate 36-12, now under House review with subcommittee recommending passage.

Fiscal note.
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Bill Summary · SF 378

Legislative bill overview

SF 378 modifies Iowa's default speed limit for vehicular traffic and adjusts associated penalties. The bill passed the Iowa Senate with a 36-12 vote and is currently under House subcommittee review, with a recommendation for passage issued on April 1, 2025.

Why is this important

Speed limit changes directly affect public safety, enforcement practices, and liability for both drivers and municipalities. This legislation will reshape traffic enforcement across Iowa and may impact insurance rates, accident statistics, and transportation infrastructure planning statewide.

Potential points of contention

  • Whether raising or lowering default speed limits better balances safety versus traffic flow and commute times
  • Impact on rural versus urban areas, which may have different transportation needs and safety considerations
  • Fiscal implications for law enforcement resources and whether penalty adjustments appropriately fund traffic safety programs

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

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