Correct as at 4th May 2024. It may be superseded at any time.
Extract taken: from Vehicle Inspection Portal > VIRMs > Entry certification > Inspection and certification > Miscellaneous items > Fuel system
13-2 Fuel system
Vehicles must comply with the requirements relating to condition, performance and modification set out in the VIRM: In-service certification, section 13-2.
There are no additional requirements in respect of the fuel system for the inspection and certification of vehicles for entry into service.