Motorcycle Number Plate Rules Across Australia (State & Territory Guide)
Author: Mustard Bikes
Riding an L-class motorcycle in Australia comes with specific requirements about how and where your number plate must be displayed. While all states and territories require motorcycles to display a registration plate, there are differences in how this is legislated or explained in transport regulations. Below is a breakdown for each state and territory with links to official sources.
New South Wales (NSW)
In NSW, L-class motorcycles are only required to display a single number plate at the rear. Riders must ensure the plate is mounted correctly and clearly visible to meet legal obligations.
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Plate requirement: One number plate on the rear of the motorcycle.
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Display & visibility: Upright, parallel to axles, not more than 1.3 m above the ground, and readable from up to 20 m away.
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Legislation/reference: Displaying number plates – NSW Government
Victoria (VIC)
In Victoria, motorcycles also only need a rear plate. VicRoads provides guidance on mounting, height, and legibility to ensure compliance with road rules.
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Plate requirement: Only one number plate required for motorcycles, attached at the rear.
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Mounting & visibility: Upright, no more than 1.3 m off the ground, and visible from 20 m.
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Official reference: Number plate road rules – Transport Victoria
Tasmania (TAS)
Tasmanian regulations require motorcycles to display a single plate at the rear. The plate must be clearly visible and legible to comply with the law.
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Plate requirement: Motorcycle number plates must be affixed to the rear of the motorcycle.
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Visibility: Plates must be readable from 20 m away.
Queensland (QLD)
In Queensland, only one rear plate is issued for motorcycles. Plates must be mounted securely, visible, and meet specific height requirements.
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Plate requirement: Rear plate only.
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Display & visibility: Securely fixed, unobscured, visible from 20 m and within a 45° arc; not more than 1.3 m above the ground.
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Government reference: Number plate visibility requirements – Queensland Government
South Australia (SA)
South Australian motorcycles are required to display a single plate at the rear. Standard motorcycle plates have smaller dimensions compared to car plates.
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Plate requirement: One plate for motorcycles (rear only).
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Plate dimensions: Standard motorcycle plate ~215 mm × 100 mm.
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Display & visibility: Clearly visible and unobscured from up to 20 m.
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Reference: Displaying number plates – SA Government
Western Australia (WA)
In WA, motorcycles must display a rear plate only, and TransportWA defines two standard plate sizes for motorcycles.
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Plate requirement: Rear plate only.
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Plate dimensions: Full-size plates: 254 mm × 100 mm; Small plates: 190 mm × 100 mm.
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Mounting & visibility: Fixed rigidly according to Road Traffic (Vehicles) Regulations 2014 (WA).
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Official reference: State plates – Transport WA
Northern Territory (NT)
In the NT, motorcycles are also issued a single rear plate. Plates must be upright, legible, and within a specified mounting height.
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Plate requirement: One rear number plate on motorcycles.
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Mounting & visibility: Upright, visible, 300 mm–1,300 mm from the ground, illuminated at night.
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Official reference: Fitting your number plates – NT Government
Key Takeaways for L-Class Motorcycle Riders
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Only one rear plate is required for motorcycles across all states and territories.
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Plates must always be visible and legible, generally from 20 m.
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Plate sizes vary slightly between jurisdictions, with motorcycle plates smaller than car plates.
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Most states require plates to be illuminated at night.
Disclaimer: Motorcycle registration rules and number plate specifications can change regularly. This guide is for general informational purposes only. Always check with the relevant state or territory transport authority for the most current requirements before registering or modifying your motorcycle.
