Seats, Stanchions, Rails. Visors and Defroster. Sun visors shall be located in front and above the driver and passenger positions. Heaters, Step or Stepwell, and Vents. Fire Extinguisher, First Aid Kit, and Tire Chains. Every school vehicle shall be equipped with a dry chemical fire extinguisher, and first aid kit container mounted in plain view in the driver's compartment, and where applicable, tire chains. Warning Devices. Color. Signs and Lettering. Retro-Reflective Tape. Identification. Inspect for presence, size, and condition of required or permitted identification.