Like all other states in the US, Pennsylvania allows emergency vehicles to use warning lights, if the vehicle meets the state’s emergency vehicle light state statutes. To understand these laws, and make buying lights for use in PA easy, we have gathered the state’s statutes, including the definition of an emergency vehicle and links to formal sources.
Pennsylvania Emergency Vehicle Light State Statutes
An emergency vehicle in Pennsylvania is defined by state statute 121.1. This statute states an emergency vehicle is any vehicle driven by police, or fire. The statute extends to ambulances, hazmat vehicles, vehicles driven by military, blood-delivery vehicles, and private or publicly driven vehicles belonging to the medical examiner or coroner.
Pennsylvania Police Use Blue and Red Revolving Lighting
Pennsylvania police are allowed to use blue and red revolving lighting according to state statute 173.3. This statute also allows law enforcement in Pennsylvania to use white or clear LED lights.
Pennsylvania Ambulances are Required to Use at Least One Revolving or Flashing Red Light
Pennsylvania ambulances are required to use at least one revolving or flashing red light under state statute 173.2. This statute also requires ambulances to use at least two revolving or flashing blue lights. Ambulances may also use a light bar, as long as the emergency light, does not have more than two lights. Clear or white revolving or flashing lights may also be used.
Pennsylvania fire trucks are allowed to use revolving or flashing red lights under state statute 173.3(e)(1). This statute states fire trucks in Pennsylvania must use at least one revolving or flashing red light. The statute also allows these vehicle to use flashing or revolving blue lighting.
Pennsylvania Construction Trucks May Use Amber Lighting
In Pennsylvania, construction trucks are allowed to use amber lighting according to state statute 173(a)(5)(ii). The statute states all amber lights on Pennsylvania construction vehicles must be flashing or revolving and any light bar used on these vehicles must be all yellow/amber in color.
For more information about what lights may be available to you, we suggest calling your State Highway Patrol office at: 717-783-5599
*Please note that these numbers are what we are currently able to find and the numbers may have changed since this listing.