Slow Down, Move Over Laws: Investigating Factors Influencing Drivers’ Behavior and Compliance

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January 7th, 2026

This report describes research that seeks to understand why drivers do not always follow Slow Down, Move Over laws. It also seeks to identify promising approaches to increase safe driving behavior and compliance with these important laws, for the safety of all road users. This report should be of interest to federal, state, and local transportation agencies, policymakers, law enforcement professionals, first responders, roadside service professionals, driver education providers, and all motorists.

Slow Down, Move Over Laws: Investigating Factors Influencing Drivers’ Behavior and Compliance