Heavy Vehicle (Vehicle Standards) National Regulation

An LPG system installed in a heavy motor vehicle, and the vehicle, must comply with all relevant requirements set out in the version of AS 1425 that was current at the time the system was installed in the vehicle.

A heavy 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 AS 1425 that was current at the time the system was installed in the vehicle.

If a heavy motor vehicle had an LPG system installed before AS 1425 was first published, the vehicle must have fixed conspicuously to its front and rear number plates a label that is—

made of durable material; and

at least 25mm wide and 25mm high; and

reflective red conforming with either—

AS 1743 ‘Road Signs—Specifications’; or

AS 1906.1 ‘Retroreflective Materials and Devices for Road Traffic Control Purposes—Retroreflective Sheeting’; and

marked ‘LPGAS’ or ‘LPG’, or with similar words or acronyms that have the same meaning, in capital letters at least 6mm high.

In this section—LPG means liquefied petroleum gas.