Capital Gains Tax (Ireland)
Compute Irish CGT at 33% on a disposal, net of base cost, enhancement, allowable losses and the €1,270 annual exemption.
Data verified · May 2026
What rate is Irish Capital Gains Tax?
33% on the taxable gain — what remains of your disposal proceeds after deducting base cost, enhancement expenditure, allowable losses and the €1,270 annual exemption. The effective rate shown is usually a little lower because of those deductions.
Source: Taxes Consolidation Act 1997 Part 19 ; Revenue. · updated 2026
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Everything about Capital Gains Tax (Ireland)
📋Overview+
Calculates Capital Gains Tax at the standard 33% rate on a chargeable gain, after deducting base cost, enhancement expenditure and allowable losses, then applying the €1,270 annual personal exemption.
📖User guide+
How to use this calculator
- 1
Enter disposal proceeds.
- 2
Enter base cost and enhancement expenditure.
- 3
Enter allowable losses (current or carried forward).
- 4
Read the taxable gain and CGT due.
📚Glossary+
- Annual exemption
- The first €1,270 of net chargeable gains per individual per year is exempt; not transferable.
- Allowable loss
- Losses on chargeable assets reduce gains before the exemption is applied.
ℹ️Sources & updates+
Last data update
May 21, 2026
Sources and references
Taxes Consolidation Act 1997 Part 19 ; Revenue.
The data in this calculator is updated regularly to reflect the latest official rates. When in doubt, consult the official sources listed above.
FAQ — Capital Gains Tax (Ireland)
What rate is Irish Capital Gains Tax?+
33% on the taxable gain — what remains of your disposal proceeds after deducting base cost, enhancement expenditure, allowable losses and the €1,270 annual exemption. The effective rate shown is usually a little lower because of those deductions.
How does the €1,270 annual exemption work?+
The first €1,270 of net chargeable gains per individual per year is exempt. It is personal and not transferable — spouses cannot pool their exemptions on a single gain.
Can losses reduce my CGT bill?+
Yes — allowable losses on chargeable assets, whether from the current year or carried forward, are deducted from your gains before the annual exemption is applied. Enter them in the losses field to see the effect.