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Number plate warning labels
All vehicles powered by gaseous fuels, such as liquefied petroleum gas (LPG), liquefied natural gas (LNG) or compressed natural gas (CNG), must be fitted with warning labelling on their number plates.
Manufacturers and owners of hydrogen and electric-powered vehicles, including hybrids, must also display a number plate warning label.
The Motor Trade Association (MTA) of South Australia supplies labels for hydrogen vehicles, hybrids and electric vehicles.
Label requirements are fully detailed in the attached Vehicle Standards Fact Sheet .