4.5 Front and rear fog lamps
4.5.1 Presence, condition and operation
You only need to inspect:
The 1 rear fog lamp which must be fitted to the centre or offside of vehicles first used on or after 1 April 1980
Front and rear fog lamps are permitted to operate independently of any other lamps or ignition systems.
Fog lamps must produce a steady light which is:
red – for rear fog lamps
Rear fog lamps may be combined with the rear position lamps.
A ‘light source’ means any bulb, LED or other means of emitting light.
You must assess damaged or repaired lamps for security, colour, light output and durability.
4.9 ‘Tell-tales’ mandatory for lighting equipment'
4.9.1 Presence, condition and operation
You must inspect the following lighting ‘tell-tales’:
rear fog lamps
A rear fog ‘tell-tale’ is only required where a rear fog lamp is mandatory.