The seat belt indicator light is a supervisory system monitors a seat belt reminder signal within a vehicle. The seat belt indicator light comprises a visual indicator, a control system, and a communication system. The visual indicator monitors the seat belt reminder signal and illuminates the externally visible signal when the seat belt reminder signal is illuminated. The logic module monitors and logs status of the seat belt reminder signal while the vehicle is in operation. The communication system provides remote and local wireless communication services between the control system and an appropriate authority.