How to Build a Sustainable Retirement Income as an Expat

A successful retirement income plan does three things: it provides sufficient income to maintain your lifestyle, it does so tax-efficiently, and it lasts as long as you do. For expats, a fourth requirement is added: it manages the complexity of living in one or more countries while drawing income from sources based in the UK and potentially offshore.

This guide covers the key income sources available to British expat retirees, how to sequence them, the sustainable withdrawal rate concept, and the most important risks to manage.

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The Key Income Sources

1. UK State Pension

The UK State Pension is worth approximately £241.30 per week for a full New State Pension (2026/27 rates; increases annually under the triple lock in uprating countries). It is guaranteed, inflation-protected (if you live in an uprating country), and payable from State Pension age (currently 66, rising to 67 between 2026 and 2028).

For a couple who both qualify for the full State Pension, this provides approximately £25,096 per year before other income — a powerful foundation that dramatically reduces the capital you need to draw on.

The State Pension is payable for life and is not market-dependent. It provides a floor beneath which your income will not fall. Plan around it, not instead of it.

Tax. The State Pension is taxable income. In most countries (under double taxation treaties), it is taxable only in your country of residence, not in the UK. In countries with a flat-rate or low effective tax on pension income (Cyprus, for example, at 5% flat rate), this can be very efficient.

2. SIPP Drawdown

A Self-Invested Personal Pension (SIPP) is the most common vehicle for British expats' pension savings. Under pension freedoms, you can draw from your SIPP from age 55 (rising to 57 in 2028 and potentially further in future legislation).

The 25% tax-free lump sum. Up to 25% of the SIPP can be taken as a Pension Commencement Lump Sum (PCLS), tax-free, subject to the Lump Sum Allowance (£268,275 across all pensions — the Lifetime Allowance was abolished in April 2024 and replaced by this cap). For a £400,000 SIPP, that is £100,000 tax-free (well within the allowance). This can be taken all at once or, under the Uncrystallised Fund Pension Lump Sum (UFPLS) route, in stages where 25% of each withdrawal is tax-free.

Drawdown mechanics. After taking the tax-free portion, the remaining fund stays invested and can be drawn as income. Withdrawals are taxed as income. The rate depends on your UK tax position — non-UK residents may have a nil rate (using the personal allowance) or a treaty rate.

Sustainable withdrawal rate. A commonly used guide is 3.5–4% of the fund per year as a sustainable withdrawal, adjusted for inflation annually. This is often called the "safe withdrawal rate" — it is a guideline, not a guarantee, and assumes a diversified investment portfolio. The lower end (3.5%) is more appropriate for longer retirements (30+ years) or higher equity exposure; the higher end (4%) for shorter expected periods.

3. QROPS (Qualifying Recognised Overseas Pension Schemes)

A QROPS is a pension scheme based outside the UK that HMRC has confirmed meets certain requirements, allowing UK pension assets to be transferred into it without a UK tax charge (subject to the overseas transfer charge which now applies in most cases — see below).

Why consider a QROPS? A QROPS can offer:

• Greater flexibility in drawdown — QROPS in some jurisdictions allow more flexible income and lump sum arrangements than a UK pension
• Potentially reduced withholding tax on withdrawals (depending on the jurisdiction)
• Removal from UK IHT exposure (though this is changing from 2027 under current proposals)
• Investment in currencies other than sterling

The overseas transfer charge. Since 2017, transferring to a QROPS in a country other than the one you are resident in, or are intending to be resident in, attracts a 25% tax charge (the Overseas Transfer Charge, OTC). This significantly limits the attractiveness of QROPS for many people. From 30 October 2024, the previous exemption for transfers to QROPS within the EEA or Gibraltar was abolished; the only remaining exemption is where the QROPS is in the same country in which the member is (or will be) resident. The rules are complex — advice is essential.

Is a QROPS right for you? For those who are definitively settled in a single country long-term (particularly one where a well-regulated QROPS market exists, such as Malta, Gibraltar, or the Isle of Man), a QROPS may be worth considering. For those who move between countries or are uncertain about their long-term base, a SIPP often provides greater flexibility with less complexity and cost.

4. Offshore Bond Withdrawals

An offshore investment bond (see our separate guide) allows up to 5% of the original premium to be withdrawn each year on a tax-deferred basis. This makes it a useful income source that does not immediately trigger a UK tax charge.

For example, a £300,000 offshore bond allows £15,000 per year in withdrawals without an immediate chargeable event. The tax on the gain is deferred until the bond is surrendered. In the meantime, the investor can draw a steady income that supplements other sources.

Combined with top-slicing relief on eventual surrender, the offshore bond can provide a highly tax-efficient income stream for the right investor — particularly for higher-rate taxpayers who expect to be at a lower rate in future.

5. Rental Income

UK rental income provides sterling income that can be retained in the UK (to service any sterling obligations, such as a mortgage or family financial support) or converted for use abroad.

Rental income is taxable in the UK under the Non-Resident Landlord scheme (or in the country of residence, depending on the relevant double taxation treaty and the type of income). Net yields after tax and costs are typically lower than gross yields suggest — factor in tax, agent fees, maintenance, and void periods.

6. Dividends from an Investment Portfolio

A portfolio of dividend-paying equities and funds provides income that can be relatively predictable and that grows over time (dividend growth stocks). For non-UK residents, UK-source dividends may be subject to UK withholding tax (currently 0% for most dividend income within the basic-rate band, but rising — check current rates), partially offset by double taxation treaty credits.

7. Annuity as a Backstop

Annuities have been largely out of fashion since pension freedoms were introduced in 2015, but they serve a specific and important purpose: providing a guaranteed income for life, regardless of investment performance or how long you live.

For retirees in their 70s or 80s who have experienced market volatility or who are concerned about longevity risk, purchasing an annuity with part of the remaining fund provides a floor of guaranteed income. Annuity rates improve with age (because the insurer's liability is shorter) — buying in your mid-70s or early 80s often produces better value than buying at 65.

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Sequencing Income Efficiently

The order in which you draw from different income sources matters for tax efficiency and sustainability.

A typical sequencing framework for an expat retiree:

Phase 1 (Age 60–67): Pre-State Pension Draw primarily from SIPP (using personal allowance and lower-rate bands to minimise income tax); supplement with offshore bond 5% withdrawals if available; retain portfolio for growth; take tax-free PCLS if not already done.

Phase 2 (From age 67): State Pension begins State Pension now provides a base (currently £241.30/week per person at 2026/27 rates). Reduce SIPP drawdown (it is now less necessary and is now stacking on top of State Pension income). Increase offshore bond withdrawals (still tax-deferred). Manage total income to stay within preferred tax bands.

Phase 3 (Age 75+): Later retirement Assess longevity risk. Consider using part of the remaining SIPP or portfolio to purchase an annuity for guaranteed income. Offshore bond may now be approaching surrender — consider top-slicing relief timing.

This is a simplified illustration; the right sequence depends on your specific income levels, tax position, country of residence, and health.

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Currency Matching

For expats spending in foreign currency, currency matching — holding assets in the currency of your expenditure — reduces unnecessary exchange rate volatility in your income.

Practical approach:

• Hold a portfolio partially in euros (for European-based expats) or dirhams/dollars (for UAE-based)
• Draw down SIPP in sterling and convert via an FX broker (not a high street bank) to local currency
• Consider an offshore bond invested in multi-currency funds to match future currency needs

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The Sustainable Withdrawal Rate — What It Really Means

The 3.5–4% safe withdrawal rate is often quoted as a rule of thumb. It is worth understanding what it actually means and its limitations:

• It is based on historical US market data (the Bengen study) — UK and global data support broadly similar conclusions but with some differences
• It assumes a diversified portfolio of equities and bonds — not cash, not a single asset class
• It is a starting withdrawal, increased annually for inflation — not a fixed pound amount
• It has a high but not certain probability of lasting 30 years — not a guarantee
• Lower rates (3–3.5%) provide greater security for longer retirements or in low-yield environments

For a portfolio of £500,000, a 3.5% initial withdrawal is £17,500 per year, rising annually. Combined with a full State Pension for two people (approximately £25,096 at 2026/27 rates), this provides a total of approximately £42,596 per year — a comfortable income in many European destinations.

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Protecting Against Inflation

Inflation is the silent destroyer of retirement income. At 3% inflation, £40,000 of income in 2026 has the purchasing power of approximately £27,000 by 2036 and £18,000 by 2046, in real terms — if it is not increased.

The State Pension's triple lock provides automatic protection in uprating countries. For investment portfolio withdrawals, the sustainable withdrawal rate approach includes an annual inflation increase. For annuities, an index-linked annuity (more expensive but fully inflation-protected) is available as an alternative to a level annuity.

Real assets — equities, property — historically provide better long-term inflation protection than cash or nominal bonds.

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Longevity Risk — The Risk Nobody Wants to Think About

Longevity risk is the risk of living longer than your money lasts. Average life expectancy in the UK continues to rise; a healthy 65-year-old couple today has a meaningful probability that at least one of them will live to 90 or beyond.

Planning for a 30-year retirement (to age 95 for someone retiring at 65) is not pessimistic — it is prudent. Strategies to address longevity risk include:

• The sustainable withdrawal rate approach (designed to last 30 years in most market scenarios)
• An annuity as a guaranteed income floor — either at retirement or when concerns about longevity become more acute
• State Pension as an ultimate floor — it pays for life regardless of how long you live

The combination of State Pension (guaranteed for life), a modest annuity (guaranteed for life), and an investment portfolio for flexibility provides a robust framework against longevity risk.

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Why Getting Advice at Retirement Is More Important Than During Accumulation

During the accumulation phase, the advice need is real but relatively forgiving — broadly, invest regularly, diversify, keep costs low. Mistakes can be corrected over a long time horizon.

At retirement, the decisions are more consequential: the order of income drawdown, the PCLS decision, the annuity question, currency management, tax-efficiency in your country of residence, and estate planning for any remaining assets. These decisions are largely irreversible — you cannot un-take a PCLS, and the sequencing decisions made in the first five years of retirement significantly affect the portfolio's longevity.

Seeking proper advice at the point of retirement — and reviewing it regularly — is arguably the highest-value financial planning a retiree can undertake.

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This article provides general information only and does not constitute financial advice. Projections are illustrative. Pension rules, tax treatment, and investment returns are not guaranteed. Seek professional advice before making retirement planning decisions. The value of investments can fall as well as rise.

How Global Investments Can Help

Global Investments specialises in retirement income planning for British nationals living abroad. We can build a personalised retirement cashflow plan, advise on SIPP drawdown and QROPS considerations, help you structure income tax-efficiently in your country of residence, and coordinate estate planning for any remaining assets. Contact us to arrange an initial conversation.