Road Traffic (Light Vehicle Standards) Rules 2018
Part 10Alternative fuel systems
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Part 10—Alternative fuel systems This Part sets out requirements to ensure that LPG (Liquid Petroleum Gas) and CNG (Compressed Natural Gas) fuel systems are safely installed in motor vehicles. In the case of vehicles with an LPG system installed, there is an additional requirement to ensure that they can be identified as LPG‑powered vehicles. 143—LPG‑powered vehicles (1) An LPG system installed in a motor vehicle, and the vehicle, must comply with all relevant requirements set out in the version of Australian Standard AS 1425 or Australian/New Zealand Standard AS/NZS 1425 that was current at the time the system was installed in the vehicle. (2) A motor vehicle that has an LPG system installed must have fixed conspicuously to its front and rear number plates the labels required by the version of Australian Standard AS 1425 or Australian/New Zealand Standard AS/NZS 1425 that was current at the time the system was installed in the vehicle. (3) If a motor vehicle had an LPG system installed before Australian Standard AS 1425-1973 was first published, the vehicle must have fixed conspicuously to its front and rear number plates a label— (a) that is made of durable material; and (b) that is at least 25 millimetres wide and 25 millimetres high; and (c) that is of a reflective red that conforms with either Australian Standard AS 1743-1975 or Australian Standard AS 1906.1-1976 Retroreflective Materials and Devices for Road Traffic Control Purposes—Part 1: Retroreflective Materials; and (d) that states "LPGAS" or "LPG", or similar words or acronyms that have the same meaning, in capital letters at least 6 millimetres high. 144—Vehicles powered by natural gas A natural gas system installed in a motor vehicle, and the vehicle, must comply with all relevant requirements set out in the version of Australian Standard AS 2739 or Australian/New Zealand Standard AS/NZS 2739 that was current at the time the system was installed in the vehicle. Examples— Forms of natural gas include CNG (Compressed Natural Gas) and LNG (Liquid Natural Gas). 144A—Hydrogen-powered vehicles (1) A hydrogen-powered vehicle built after 1 January 2019, or a vehicle modified to be a hydrogen‑powered vehicle after 1 January 2019, must have fixed conspicuously to its front and rear number plates— (a) for a vehicle fitted with 1 hydrogen fuel container—a label that complies with subrule (2); or (b) for a vehicle fitted with 2 or more hydrogen fuel containers—2 labels that comply with subrule (2). (2) For the purposes of subrule (1), a label complies with this subrule if— (a) it is affixed to a plate made of metal that is at least 1 millimetre thick; and (b) the label, and the plate to which it is affixed, is a regular pentagonal shape— (i) each side of which is 20 millimetres long; and (ii) each interior angle of which is 108°; and (c) it has a yellow surface that complies with class 2 of Australian/New Zealand Standard AS/NZS 1906.1-2017 Retroreflective Materials and Devices for Road Traffic Control Purposes—Part 1: Retroreflective Sheeting; and (d) it is marked "H" in a black capital letter that is at least 10 millimetres high and has the orientation shown in the example; and (e) it is fixed to the number plates so that the letter on the label is in an upright position; and (f) it does not wholly or partly obscure any characters on the number plates. Example of label for hydrogen-powered vehicle—