This document specifies data models and parameters, which can be mapped to communication systems such as SAE J1939/21 or EN 50325-4 (CANopen). The parameters are intended for the usage between body application units (BAU), applicable telematics gateway unit (TGU), and optionally for in-vehicle gateway unit (IGU) as well as fleet management unit (FMU) installed in commercial on-road, off-highway, and off-road vehicles. Body applications include tail-lifts, vehicle-mounted cranes, tippers, refuse collecting equipment, fire-fighting equipment, containers, and refrigerators, but are not limited to them.