Capital Gains Tax Calculator South Africa (2025/26 & 2026/27) - CGT
Use this free calculator to estimate your Capital Gains Tax (CGT) liability in South Africa. Enter the purchase and sale details of your asset to see a step-by-step breakdown including base cost, exclusions, inclusion amount, and estimated tax payable. Supports shares, property, cryptocurrency, and other capital assets.
Capital Gains Tax Calculator
Common CGT Scenarios (Individual at 31% Marginal Rate)
| Scenario | Capital Gain | Exclusions | CGT Payable | Effective Rate |
|---|---|---|---|---|
| Shares: R100K gain | R100 000 | R50 000 | R6 200 | 6.2% |
| Shares: R500K gain | R500 000 | R50 000 | R55 800 | 11.2% |
| Property: R1M gain | R1 000 000 | R50 000 | R117 800 | 11.8% |
| Primary residence: R1M gain | R1 000 000 | R1 000 000 | R0 | 0.0% |
| Primary residence: R3M gain | R3 000 000 | R3 000 000 | R0 | 0.0% |
* Assumes individual taxpayer at 31% marginal rate, annual exclusion of R40,000, no improvement or selling costs.
Understanding Capital Gains Tax in South Africa
Capital Gains Tax (CGT) applies whenever you dispose of a capital asset for more than its base cost. In South Africa, CGT is not a separate tax - it is incorporated into the income tax system. A percentage of your net capital gain (called the “inclusion amount”) is added to your taxable income and taxed at your applicable income tax rate.
CGT was introduced in South Africa on 1 October 2001. Only gains arising after this date are subject to CGT. For assets acquired before this date, special valuation rules allow you to use the market value on 1 October 2001 as the base cost, effectively excluding pre-CGT gains.
CGT Inclusion Rates
The inclusion rate determines what percentage of your net capital gain is added to taxable income:
| Taxpayer Type | Inclusion Rate | Maximum Effective CGT Rate |
|---|---|---|
| Individual | 40% | 18% (40% x 45%) |
| Company | 80% | 21.6% (80% x 27%) |
| Trust | 80% | 36% (80% x 45%) |
For most individuals, the effective CGT rate ranges from 7.2% (at the 18% marginal rate) to 18% (at the 45% marginal rate). This is significantly lower than the income tax rate on ordinary income.
CGT Exclusions and Exemptions
Annual Exclusion
Every individual gets an annual exclusion of R40,000 per tax year. This means the first R40,000 of net capital gains in each year is tax-free. In the year of death, this exclusion increases to R300,000. Companies and trusts do not receive an annual exclusion.
Primary Residence Exclusion
When you sell your primary residence, the first R2,000,000 of capital gain is excluded from CGT. This exclusion applies only to the property in which you ordinarily reside. If the gain exceeds R2 million, only the excess is subject to CGT after further deducting the R40,000 annual exclusion. For joint owners, each owner can claim the R2 million exclusion on their portion of the gain.
Small Business Exclusion
Individuals aged 55 or older (or unable to work due to illness or disability) who dispose of a qualifying small business can exclude up to R1,800,000 in capital gains over their lifetime. The business must have a market value of no more than R10 million, and the individual must have held an interest in the business for at least 5 years.
Exempt Assets
The following assets are exempt from CGT:
- Personal-use assets (your car, furniture, personal belongings, clothing)
- Retirement fund benefits (pension, provident, and retirement annuity funds)
- Proceeds from long-term insurance policies
- Winnings from the National Lottery, gambling, or competitions
- Donations to approved public benefit organisations
- Assets in a Tax-Free Savings Account (TFSA)
How to Reduce Your CGT Legally
There are several legitimate ways to minimise your Capital Gains Tax liability in South Africa:
- Use your annual exclusion: Time disposals to spread gains across different tax years, using the R40,000 exclusion each year.
- Maximise your base cost: Keep records of all allowable costs (transfer duty, legal fees, improvements) to increase your base cost and reduce the gain.
- Offset with losses: Realise capital losses on underperforming assets in the same year to offset gains.
- Use your TFSA: Invest within a Tax-Free Savings Account where capital gains are completely exempt from tax.
- Primary residence planning: Ensure you claim the R2 million primary residence exclusion correctly.
- Consider timing: If close to retirement, you may benefit from a lower marginal tax rate in retirement.
Record-Keeping Requirements
SARS requires you to keep records of all asset acquisitions and disposals for at least 5 years after disposal (or 5 years after submitting the relevant tax return, whichever is later). Essential records include:
- Purchase agreements and proof of payment
- Transfer duty receipts
- Legal and conveyancing fee invoices
- Records of improvements and enhancements (with invoices)
- Sale agreements and proof of proceeds
- Estate agent and selling cost invoices
- Valuation reports (especially for assets acquired before 1 October 2001)
Frequently Asked Questions
What is Capital Gains Tax (CGT) in South Africa?
Capital Gains Tax (CGT) in South Africa is a tax on the profit (capital gain) you make when you sell or dispose of a capital asset for more than you paid for it. CGT was introduced in South Africa on 1 October 2001. It is not a separate tax but forms part of your income tax. A portion of the capital gain (the inclusion amount) is added to your taxable income and taxed at your marginal income tax rate. For individuals, the inclusion rate is 40%, meaning only 40% of your net capital gain is added to taxable income. For companies and trusts, the inclusion rate is 80%.
What is the CGT annual exclusion in South Africa?
Every individual is entitled to an annual exclusion of R40,000 per tax year. This means the first R40,000 of net capital gains in each tax year is exempt from CGT. The exclusion applies to all capital gains combined (not per asset). In the year of death, the annual exclusion increases to R300,000. The annual exclusion does not apply to companies or trusts. Capital losses cannot be used to create or increase the annual exclusion - the exclusion only reduces gains.
How does the primary residence exclusion work?
When you sell your primary residence (the home you live in), the first R2,000,000 of capital gain is excluded from CGT. This exclusion applies automatically to the property that is your primary residence. If the gain exceeds R2,000,000, only the amount above R2,000,000 is subject to CGT (after also deducting the R40,000 annual exclusion). If you sell your primary residence at a loss of more than R2,000,000, the loss is disregarded (you cannot claim the loss). The property must have been your primary residence throughout your ownership for the full exclusion to apply.
What triggers Capital Gains Tax in South Africa?
CGT is triggered by any disposal of a capital asset, including: selling shares, unit trusts, property, or cryptocurrency; donating an asset (deemed disposal at market value); death (deemed disposal of assets at market value); emigrating from South Africa (deemed disposal of certain assets); exchanging or converting assets; losing or destroying an asset (insurance payout may create a gain); and cancelling or varying a contract related to a capital asset. Personal-use assets like your car, furniture, and personal effects are generally exempt from CGT.
How do I calculate base cost for CGT?
The base cost is the amount you subtract from the selling price to determine the capital gain. It includes: the original purchase price of the asset; transfer duty paid on purchase (for property); legal and conveyancing fees on purchase; estate agent commission on purchase; cost of improvements or enhancements to the asset (but not repairs or maintenance); and costs directly related to the disposal (selling commission, legal fees). For assets acquired before 1 October 2001, special valuation rules apply - you may use the market value on that date as your base cost, time-apportionment, or the weighted average method.
Is cryptocurrency subject to CGT in South Africa?
Yes, SARS treats cryptocurrency as an intangible asset subject to CGT. When you sell, trade, or exchange cryptocurrency at a profit, the gain is subject to CGT. However, if you trade cryptocurrency frequently and it constitutes a trade or business activity, SARS may treat the profits as revenue (ordinary income) rather than capital gains, which would be taxed at your full marginal rate without the benefit of the 40% inclusion rate. The distinction depends on factors like frequency of trades, holding period, and your intention. Keep detailed records of all cryptocurrency transactions.
What is the small business exclusion for CGT?
Individuals aged 55 or older (or who are unable to work due to illness, injury, or disability) can claim a lifetime exclusion of up to R1,800,000 on the disposal of an active small business. The business must have a market value of R10,000,000 or less, and the individual must have held an interest for at least 5 years. The assets must have been used in an active business (not passive investments). This is a lifetime exclusion, meaning the R1,800,000 limit applies to all qualifying small business disposals combined over your lifetime.
Can capital losses be carried forward?
Yes, capital losses can be carried forward to future tax years to offset against future capital gains. There is no time limit on carrying forward capital losses. However, capital losses can only be offset against capital gains - they cannot be deducted from other income (salary, interest, etc.). Capital losses from the disposal of personal-use assets and from certain transactions with connected persons may be restricted. The annual exclusion of R40,000 is applied after netting capital gains against capital losses.
Disclaimer: This calculator provides estimates based on current SARS CGT rules and the inputs you provide. Actual CGT liability may differ depending on your specific circumstances, timing of disposal, and whether SARS treats the transaction as revenue or capital in nature. Capital gains from frequent share or cryptocurrency trading may be treated as revenue (ordinary income) by SARS. This tool is for informational purposes only and does not constitute tax advice. Consult a registered tax practitioner for complex transactions or estate planning.
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