Stamp Duty · Calculator

Vehicle Stamp Duty on $20,000 Car in Western Australia

Vehicle stamp duty on a $20,000 car in Western Australia is $550 (2.75%). Compare car stamp duty across all states. 2025-26 rates.

Vehicle Licence Duty $550.00 WA duty on a $20,000 vehicle
Effective rate 2.75%
Vehicle value $20,000
Cheapest state WA ($550)

Duty Breakdown

Vehicle value $20,000
Vehicle Licence Duty (WA) $550.00
Effective duty rate 2.75%

How WA calculates vehicle stamp duty

Western Australia charges Vehicle Licence Duty at 2.75% of value up to $25,000, a sliding rate between $25,000 and $50,000, and 6.5% on vehicles over $50,000 — applied to the full value, not just the excess. Heavy vehicles over 4.5 tonnes pay 3%, capped at $12,000.

At $20,000, you're in the budget and used-car range, where most states apply their lowest duty tier.

WA Vehicle Licence Duty rate tiers

Value band Rate
Up to $25,000 2.75%
$25,000 – $50,000 2.75% – 6.5% (sliding)
Over $50,000 6.5% of full value
Heavy (over 4.5t) 3% (capped at $12,000)

WA applies 6.5% to the FULL value once a car passes $50,000, so crossing the $50,000 mark causes a sharp jump in duty.

Compare Nearby Vehicle Values in WA

Vehicle Value Stamp Duty Effective Rate
$15,000 $413.00 2.75%
$20,000 $550.00 2.75%
$25,000 $688.00 2.75%

Compare $20,000 Car Across All States

Standard passenger vehicle. Sorted cheapest to most expensive.

Buying in WA instead of VIC saves $290 in stamp duty on a $20,000 vehicle.

Frequently asked questions

How much is stamp duty on a $20,000 car in WA?
Stamp duty on a $20,000 vehicle in Western Australia is $550. This represents an effective rate of 2.75% of the vehicle's value. This applies to a standard passenger vehicle — rates may vary for commercial vehicles, motorcycles, or EVs depending on the state.
Which state has the cheapest stamp duty on a $20k car?
For a $20,000 vehicle, Western Australia has the lowest stamp duty at $550 (2.75%). The most expensive is Victoria at $840 — a difference of $290.
When do I pay vehicle stamp duty in WA?
In Western Australia, vehicle stamp duty (Vehicle Licence Duty) is typically paid when you register or transfer a vehicle into your name. For new vehicles from a dealer, it's usually included in the on-road costs. For private sales, you pay when transferring registration.
Why does a $55,000 car attract much more duty in WA?
Above $50,000, WA charges 6.5% on the entire value rather than just the amount over $50,000. A $55,000 car is taxed at 6.5% of $55,000, so duty rises steeply once you cross $50,000.
Is there a stamp duty cap in WA?
Only for heavy vehicles over 4.5 tonnes, which pay 3% capped at $12,000. Standard light passenger vehicles have no cap — the 6.5% rate applies to the full value above $50,000.
Is vehicle stamp duty the same as property stamp duty?
No. Vehicle stamp duty and property stamp duty are completely separate taxes with different rates. Vehicle duty is generally much lower — typically 3-5% of the vehicle's value compared to up to 5-7% for property.

Need a custom calculation?

Our interactive Vehicle Stamp Duty Calculator lets you enter any vehicle value and select vehicle-specific options (engine type, emissions category, EV concessions) for a precise estimate.

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State Stamp Duty Effective Rate
WA $550.00 2.75%
NSW $600.00 3.00%
QLD $600.00 3.00%
TAS $600.00 3.00%
NT $600.00 3.00%
ACT $600.00 3.00%
SA $740.00 3.70%
VIC $840.00 4.20%