HD 3942 Massachusetts House · 194th Legislature (2025-2026)

An Act to regulate traffic signal pre-emption devices

This bill regulates traffic signal pre-emption devices, which override traffic lights for vehicles like emergency responders. It prohibits unauthorized possession or use of these devices, allowing only those specifically authorized (such as emergency personnel) to mount or operate them. The law directly affects individuals or entities seeking to use such technology, restricting it to officially permitted users. The key provision bans unauthorized possession and requires authorization for mounting or operating these devices.
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Photo of Brad Jones
Brad Jones
RRepublican
MA
20th Middlesex