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Irish investment tax

Deemed disposal: the 8-year rule that taxes gains you never took

If you hold ETFs in Ireland, the taxman does not wait for you to sell. Every eight years you are treated as though you sold everything, and taxed on the gain. Here is how it works, what it actually costs, and what the incoming Personal Investment Account changes.

What deemed disposal is

Most countries tax investment gains when you sell. Ireland does that for shares, but funds are different. Exchange-traded funds and other investment undertakings fall under what is called the gross roll-up regime, and it carries a rule with no real equivalent elsewhere: on the eighth anniversary of buying, and every eight years after that, you are deemed to have disposed of your holding at its market value.

No units change hands. You still own exactly what you owned the day before. But the gain on paper becomes a tax bill, payable in cash, whether or not you have any cash.

The numbers, as of 2026

Exit tax rate
38%
Cycle
8 years
Annual exemption
None
Loss relief
None

The rate fell from 41% to 38% on 1 January 2026 under Finance Act 2025. That is the one piece of good news in this article, and it applies to Irish and equivalent offshore funds as well as to life assurance investment products.

It does not raise your tax rate. It moves it forward.

This is the part most explanations get wrong, and it matters, because the real cost is not where people assume.

Say you bought €10,000 of a UCITS ETF in March 2018, and by March 2026 it is worth €18,000. The eight-year event lands. Your gain is €8,000, so you owe 38% of it, which is €3,040.

Crucially, your base cost then steps up to €18,000. The next event only taxes growth from that point, so the same gain is never taxed twice. If the holding later reaches €25,000 and you sell, the taxable gain is €7,000 rather than €15,000, and the tax is €2,660.

Add those together: €5,700 of tax on €15,000 of total gain. Which is exactly 38% — precisely what you would have paid if you had simply sold at the end with no deemed disposal at all.

So where is the damage? Timing. That €3,040 left your portfolio twelve years before it otherwise would have. At a 6.5% return it would have grown to roughly €6,470 by the time you sold. The deemed disposal did not cost you extra tax — it cost you about €3,430 of compounding that never happened.

That is why deemed disposal is worse the longer your horizon and the higher your returns. It is a drag on compounding, not a surcharge on gains, and drag compounds too.

The two rules that make it sting

Compare a fund with a plain shareholding and the asymmetry is stark. Shares are charged 33% capital gains tax, only when sold, with the first €1,270 of gains exempt each year and losses available to offset other gains.

Funds get none of that:

  • No annual exemption. The €1,270 personal exemption is a capital gains tax relief. It does not apply here, so the first euro of gain is taxable.
  • No loss relief. If a fund loses money, that loss cannot be set against gains elsewhere. A losing share can shelter a winning one; a losing ETF cannot.
  • A higher rate. 38% against 33%.

Taxed higher, taxed earlier, and no relief when things go badly. That combination is why Irish investors talk about deemed disposal the way they do, and it is a large part of why so little Irish household money sits in the market at all. Only about 16% of Irish adults hold stocks, according to research for Financial Services Ireland.

Work out your own number

The free calculator on this site takes your holding value, what you paid and when you bought, then projects what deemed disposal costs you against the new account. No signup, and nothing you type leaves your device.

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Who has to declare it

Exit tax is technically a liability of the fund, and the legislation lets the fund recover it from you by withholding. Whether that happens automatically or lands on you depends on the fund and on how you hold it. In practice, many Irish investors holding UCITS ETFs through non-Irish brokers have to track and declare the eight-year event themselves, because nobody withholds it for them and no broker sends a reminder.

That is worth emphasising because the consequence of forgetting is not that you avoid the tax. It is that you owe it late. If you are unsure which situation applies to you, this is exactly the point to talk to an accountant rather than a website.

What changes with the new account

In March 2026 the Minister for Finance announced a Personal Investment Account, modelled on Sweden's ISK. The stated design drops entry tax, exit tax and capital gains tax entirely, replacing them with a single flat annual charge on value above a threshold. Deemed disposal would not exist inside it.

The details land in Budget 2027, expected October 2026, with accounts available during 2027. The rate, the threshold, any contribution cap and whether the charge applies to account value or to an imputed return are all still unannounced. The shape is contested too: a survey by IG in May 2026 found a UK ISA-style wrapper was more than twice as popular with the public as a Swedish-style annual charge.

What has not been announced is any abolition of deemed disposal on holdings outside the new account. So if you already own ETFs, the eight-year clock is still running, and the open question is whether it is worth crystallising a gain now to get inside the new wrapper later. That trade is what the calculator is for.

Common questions

Do I owe tax if I never sell?
Yes. That is the whole point of the rule. The eighth anniversary is a chargeable event by itself.
When does the eight years start?
From when you acquired the units. If you bought in instalments, each purchase carries its own clock, which is why people with monthly contributions end up with many overlapping deadlines.
Is deemed disposal being abolished?
Not as far as anything announced. The new account is expected to be free of it, but that is a new wrapper rather than a change to existing holdings. Treat claims that it is being scrapped with caution until Budget day.
Does it apply to individual shares?
No. Shares are capital gains tax at 33%, payable only when you actually sell, with the annual exemption and loss relief available.
Does it apply to my pension?
No. Pension structures are taxed differently and deemed disposal does not apply inside them.

Sources

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