If an emergency vehicle with red flashing lights or using a siren is approaching, you must

Explanation

Authorized emergency vehicles such as police cars, ambulances, and fire engines have the right-of-way when they are signaling audibly (siren) or visually (flashing lights). When you hear or see such a vehicle approaching, you should immediately pull over to the curb, stop, and remain stopped until the emergency vehicle has passed. However, never pull over in the middle of an intersection. Proceed through the intersection and then pull over immediately.