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EN 13423:2021 Edition 01/2021
Natural gas vehicles - Requirements for NGV workshops and the management of compressed natural gas (CNG) vehicles
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This document provides requirements for operation of vehicles that use compressed natural gas (CNG) as a fuel for propulsion, covering various aspects of NGV workshops including activities, risk management, planning, personnel, layout, systems and operations. It provides requirements regarding the management of NGVs including use, parking, fuelling for commissioning, inspection, installation, repair and maintenance, disposal, transportation and documentation. This document is applicable to the management of CNG vehicles with a fuel system pressure of 20 MPa (200 bar) at 15 °C. This document can also be applied to vehicles with higher fuel system pressures, taking into account additional safety aspects. This document also applies to servicing, repair and maintenance of NGVs when work is not performed on the gas fuel system.


Final draft - Active


Technical Committee :
CEN/TC 326 : Natural Gas Vehicles - Fuelling and Operation


start of the vote on the project    26/09/2019   date of ratification (dor)    20/12/2020
end of the vote on the project    19/12/2019   date of anouncement (doa)    30/04/2021
start of the vote on the final project    24/09/2020   date of publication (dop)    31/07/2021
end of the vote on the final project    19/11/2020   date of withdrawal (dow)    31/07/2021

Publication Official Journal
of the Grand-Duchy of Luxembourg


Relations to older standards
ILNAS-EN 13423:2000

International Classification for Standards (ICS codes) :

43.020 : Road vehicles in general
43.180 : Diagnostic, maintenance and test equipment
75.200 : Petroleum products and natural gas handling equipment


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