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Bill

HB 1532

Requiring the use of a turn signal to indicate that a vehicle is about to exit a circular intersection.

2023-2024 Regular Session Introduced by Beth Doglio and 1 co-sponsor

Requires Washington drivers to use turn signals when exiting roundabouts to improve intersection safety and driver awareness.

By resolution, reintroduced and retained in present status.
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Bill Summary · HB 1532

Legislative bill overview

HB 1532 would mandate that drivers use turn signals when exiting roundabouts (circular intersections) in Washington state. This clarifies existing traffic law by explicitly requiring signal use at what is currently an ambiguous traffic situation, making the driver's exit intention visible to other vehicles and pedestrians.

Why is this important

Roundabouts are increasingly common in U.S. traffic design but create safety ambiguity—drivers often don't know whether a vehicle ahead will continue circulating or exit. Requiring turn signals at exits improves situational awareness for following drivers and pedestrians, potentially reducing collisions and near-misses at these intersections.

Potential points of contention

  • Driver compliance and habit: Many drivers don't currently signal roundabout exits; enforcement and public education would be necessary for effectiveness
  • Modest safety impact debate: While logical, empirical data on whether roundabout signal requirements significantly reduce accidents in Washington specifically may be limited
  • Definition clarity: The bill may need precise language defining which exit points trigger the requirement, since some roundabouts have multiple lanes with varying geometry

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

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