Breakdown of calculations
GST-inclusive car value$98,000
LCT threshold$91,500
Excess above threshold$6,500
LCT estimate$1,950
Dealers, accountants and business owners
Luxury Car Tax Calculator
Estimate Australian luxury car tax using vehicle value, threshold and LCT rate assumptions.
Plain-English explanation
Estimate LCT on the GST-inclusive value above the relevant luxury car tax threshold.
Assumptions are adjustable where practical. The calculator does not determine eligibility, residency, grouping, exemptions, anti-avoidance rules or every offset.
Tax payable
$1,950
Effective tax rateEffective tax rate is the estimated tax payable divided by the taxable base for this calculator. It shows the average rate across the amount being taxed, not the rate on your next dollar. Refunds and credits are shown as 0%.
30.0%
Marginal tax rate
30.0%
Tax savings / credits
$0
Supporting assumptions
- LCT estimated on excess above threshold
- Exemptions and fuel-efficient thresholds should be checked
Formula used
LCT estimate = (car value - threshold) x 10 / 11 x LCT rate.
Worked example
A vehicle with a GST-inclusive value above the selected LCT threshold may have LCT on the excess amount.
ATO and revenue guidance
FAQs
Does LCT apply to every vehicle?
No. LCT applies to certain cars above the relevant threshold, subject to exemptions and special rules.
Why is the excess multiplied by 10/11?
The common LCT formula removes the GST component from the excess value before applying the LCT rate.
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