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Australia Luxury Car Tax Calculator

Estimate Australian Luxury Car Tax using 2025-26 ATO thresholds, fuel efficiency and GST-inclusive vehicle value.

Australia Luxury Car Tax calculator

Estimate LCT using the 2025-26 ATO thresholds.

Use the GST-inclusive value before LCT.

Australia LCT uses the combined fuel-consumption rating.

Vehicle details

Australia LCT thresholds are indexed by financial year. This calculator uses the 2025-26 thresholds in force on 24 April 2026.

Estimated tax
A$5,830
Taxable excess
A$19,433
Price threshold
A$80,567
Effective rate
5.83%

Tax breakdown

Taxable valueA$100,000
Price thresholdA$80,567
Taxable excessA$19,433
Estimated taxA$5,830

Formula details

LCT formula(A$100,000 - A$80,567) x 10/11 x 33%
Fuel-efficiency rulestandard threshold

Official source links

Australian Taxation Office LCT

Australia Luxury Car Tax calculator is an unofficial planning estimate, not legal, tax or customs advice. The calculation runs locally in your browser and does not upload your numbers.

About the Australia Luxury Car Tax Calculator

Use this Australia Luxury Car Tax calculator to estimate LCT on a vehicle above the ATO threshold. Enter the GST-inclusive LCT value and combined fuel consumption to apply the standard or fuel-efficient threshold and calculate the tax on the taxable excess. The estimate runs in your browser and does not upload prices.

Australia Luxury Car Tax Calculator features

  • 01

    ATO thresholds built in

    The calculator uses the 2025-26 standard and fuel-efficient Luxury Car Tax thresholds.

  • 02

    Fuel-efficient threshold check

    Enter combined L/100 km to decide whether the higher threshold applies under the current definition.

  • 03

    GST-aware formula

    The LCT estimate applies the 33% rate to the GST-exclusive portion above the threshold.

Australia Luxury Car Tax Calculator FAQ

How is Luxury Car Tax calculated in Australia?
LCT is charged at 33% on the GST-exclusive value above the relevant LCT threshold.
What is the LCT threshold for 2025-26?
The 2025-26 thresholds are 80,567 AUD for other vehicles and 91,387 AUD for fuel-efficient vehicles.
What counts as fuel efficient for LCT?
From 1 July 2025, the higher threshold applies to cars with combined fuel consumption not exceeding 3.5 L/100 km.
Does the calculator include GST?
It expects a GST-inclusive LCT value and applies the 10/11 adjustment in the formula.
Is this official ATO advice?
No. It is an unofficial browser-only estimate for planning; check ATO guidance for transactions.

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