Number plate warning labels
Gaseous fuelled vehicles (LPG, LNG and CNG)
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.
Electric (EV) and hydrogen (H) fuelled vehicles including hybrids
Owners of hydrogen and electric-powered vehicles, including hybrids built or modified after 1 January 2019 are legally required to display a number plate warning label.
Owners of electric and hydrogen fuelled vehicles including hybrids built prior to 1 January 2019 are also encouraged to display number plate warning labels.
The warning label must be placed on the number plate as displayed below.
Help keep our emergency first responders safe by allowing them to quickly and accurately identify a vehicle’s fuel source in the case of an emergency.
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 .