Capital Gains Tax (CGT) Calculator
Calculate CGT payable on investment property, shares, and assets.
Input Parameters
Calculation Results
Formula & How Capital Gains Tax (CGT) Calculator Works
Individuals holding an asset for over 12 months receive a 50% CGT discount on net capital gains before adding to taxable income.
- Enter Asset Purchase Price ($): Input your target parameter value.
- Enter Asset Sale Price ($): Input your target parameter value.
- Enter Purchase Incidental Costs ($): Input your target parameter value.
- Enter Sale Incidental Costs ($): Input your target parameter value.
- Enter Held Asset Over 12 Months?: Input your target parameter value.
- Enter Marginal Tax Rate (%): Input your target parameter value.
- Apply Formula: Calculate using
Net Gain = (Sale - Cost Base) × 50% Discount. - Review Results: View exact computed answers, metrics, and worked mathematical proofs.
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Frequently Asked Questions (FAQs)
Is your main residence subject to CGT?
No, your main home is generally exempt from CGT in Australia.
Authoritative Standards & Verified Reference Citations
Calculations and mathematical logic on this page are grounded in published statutory rules, regulatory standards, and official government data published by the following bodies:
Official 2025/2026 Individual Income Tax Brackets, Stage 3 tax cuts, PAYG withholding, BAS & GST schedules.
National portal for business registration, fair work compliance, employer super guarantee rates (11.5% - 12%).
Official financial guidance on personal taxation, superannuation compounding, and business cash flow.
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