HB 23-1123

House Bill 23-1123, also known as the "Move Over or Slow Down Stationary Vehicle" law, requires drivers in Colorado to change lanes and move away from a stationary vehicle with flashing hazard lights if there are two or more lanes going in the same direction. If changing lanes isn't possible, drivers must slow down to a safe speed. This bill affects all drivers on Colorado roads and will go into effect on August 7, 2023. Once it becomes law, drivers who don’t comply could face penalties.

Official Summary

The act requires a motor vehicle driver to move to one lane apart from a stationary motor vehicle when the stationary motor vehicle has its hazard lights activated, 2 lanes move in the same direction, and the driver is able to move to the lane apart. If a driver cannot move to be one lane apart from the stationary motor vehicle, the driver must slow down and drive at a safe speed. APPROVED by Governor March 17, 2023 EFFECTIVE August 7, 2023 NOTE: This act was passed without a safety clause and takes effect 90 days after sine die.(Note: This summary applies to this bill as enacted.)

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