Is Flashing Your High Beams at Another Car Illegal in Connecticut? Last week at around 5 AM, I found myself in a flashing headlights battle with another driver on the Exit 7(Super 7) stretch of highway heading towards the radio station in Brookfield. The car driver traveling in the opposite direction began flashing his brights at me even though I didn't have my brights on. I then flashed my brights at him, and he proceeded to flashback, and so it continued. Get our free mobile app This ordeal got me to wondering if flashing your headlights at another driver is considered legal or illegal in Connecticut. I must have consulted 7 or 8 different websites as I searched for the answer. My first destination was the Driver's Manual from the Connecticut DMV, and on Page 38 under the heading of "Lights", I thought I had struck paydirt. Here is how it read: