this should answer your question for the lights....................
- Dipped beam headlamps max height 1200mm
- Front position lamps max height 1500mm (or 2100mm if no lower bodywork available)
- Rear position lamps, max height 1500mm (or 2100mm if no lower bodywork available)
- Stop lamps, max height 1500mm (or 2100mm if no lower bodywork available)
- Direction indicators, max height 1500mm (or 2300mm if no lower bodywork available)
- Fog lamp, max height 1000mm
- High level brake lamp is optional, no height limit
and as for the seatbelt if they are fitted then they must work if removed then the are not part of the test.
peter henry