British expats in Portugal could face 40% UK inheritance tax on worldwide assets. Learn how to avoid costly mistakes, navigate forced heirship, and protect your family under the 2025 rules.

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If you earn over £200,000, run a business that needs capital, or might access your pension before 55, the conventional advice about pensions is probably costing you money.
Not because you’re doing anything wrong. But because the decision to contribute gets made in isolation, without understanding what it locks you into. A £60,000 contribution feels like tax relief. It feels like a win. But if accessing that pension later triggers the MPAA and costs you £140,000+ in future contribution capacity, or if it starves your growing business of the working capital it needed, or if you’re a high earner whose contribution tips you into annual allowance taper territory, that relief disappears.
Every year, high earners and business owners make pension contributions that made perfect sense on paper, then discover years later that they were wrong. Not because the relief wasn’t real, but because they didn’t model the full lifetime cost. The alternative vehicles that would have been better. The MPAA trap they didn’t see coming. The business capital they shouldn’t have locked away.
If any of this sounds familiar, if you’ve ever looked at a contribution decision and wondered whether you’d really thought it through, this guide is written for you.
You should not contribute to a pension automatically just because tax relief is available. If you need liquidity, may trigger the MPAA later, run a business that needs capital, expect cross-border tax complications, or already have too much wealth tied up in pensions, restraint may lead to a better long-term outcome.
Start with the simplest problem: pensions are illiquid. You can’t access them before 55 (57 from 2028). You can withdraw them, but the withdrawals are subject to income tax and potentially to scheme rules that allow your provider to refuse or delay withdrawal requests.
For most employees earning a steady salary, this illiquidity doesn’t matter much. You don’t need your pension until retirement, so locking the money away doesn’t cost you. You take your salary, spend what you need, contribute the rest to your pension for later, and that works.
But for business owners, contractors, and variable-income earners, illiquidity is a real cost. Your business might hit a cash flow problem in year three, and you might need £50,000 to tide it over. That money is still in your pension - you can’t access it without incurring withdrawal penalties or damaging your pension planning. So instead you take on debt, or you stop investing in the business, or you miss an opportunity.
A business owner earning £150,000 in year one and £80,000 in year two faces a common scenario: year one looks flush, so you contribute £40,000 to your pension. Year two, your income drops and you need working capital. That £40,000 would solve the problem, but it’s untouchable. You’ve created a liquidity crisis partly because you optimised for a tax break.
The cost of that illiquidity is real. It might be the interest you pay on an overdraft. It might be the lost investment opportunity you couldn’t fund. It might be the business you couldn’t scale because capital was locked in pensions instead of kept available.
This is why pension contributions need to be modelled against your actual cash flow needs, not just your tax position. If you’re a business owner, your business needs have to come first. Pension contributions are what’s left after you’ve ensured your business has the working capital it needs.
The Money Purchase Annual Allowance (MPAA) is one of the most punitive rules in the UK pension system. Once you take flexible access from your pension - anything beyond your tax-free cash - the MPAA applies. Your future contributions are capped at £10,000 per year, indefinitely.
Let’s model what this means. You’re 62, you’ve built a pension pot of £500,000, and you want to retire. You take £125,000 as tax-free cash (the tax-free portion), then you start taking income drawdown - let’s say £40,000 per year to supplement your other income. The moment you take that first drawdown withdrawal, the MPAA applies.
From that point forward, you can only contribute £10,000 per year to any money-purchase pension. If you had a DB scheme, you might be unaffected. But for money-purchase (most private pensions), the MPAA is binding.
Now imagine that you had planned to work part-time until 65, earn £80,000 for those three years, and contribute the bulk of it to your pension. With the MPAA in place, you can only contribute £10,000 per year. The other £70,000 per year - around £210,000 over three years - has to go somewhere else, generating lower relief.
The lifetime cost of that MPAA decision is significant. If you had delayed access until 65, you could have made three years of £60,000 contributions (£180,000 total) before needing any income from your pension. The MPAA has cost you £140,000+ of contribution capacity.
But this scenario is real. People access their pensions at 60 because they want to retire, or because they’ve had redundancy, or because they need cash to fund a business venture. The decision feels right at the time - you get money when you need it. But you don’t model what it costs you in future years.
The MPAA is not a tax charge you can undo. It’s not a threshold you can plan around. It’s a permanent cap on your contribution ability. Once it applies, you’re living within that £10,000 limit for the rest of your working life.
This is why the decision to access your pension - to take drawdown or a lump sum beyond your tax-free cash - is one of the most important pension decisions you’ll make. It’s not a decision about this year. It’s a decision about the next 20 years. And the conventional advice to access your pension “when you need the money” often misses the long-term cost.
Sometimes the answer is not to access your pension. Sometimes it’s to find the cash elsewhere - restructure your business, take a loan, or use another source. If accessing your pension costs you £140,000+ in future contribution capacity, it better be solving a problem worth more than that.
Company directors and business owners face a constant tension: should I take salary, declare a dividend, or contribute to my pension?
The tax answer looks straightforward. A contribution is deductible against corporation tax. It saves your company 19-25% depending on your tax rate. It also saves you income tax (20% if you’re basic rate, 40% if you’re higher rate). So a £20,000 contribution might save your company £5,000 and save you £8,000 - £13,000 total relief.
But that relief assumes you don’t need the cash. If your company is growing, that cash might be better deployed as working capital, investment in stock, or funding for a new product line. A company that spends £20,000 on marketing and grows revenue by £100,000 has made a better use of that cash than locking it in a pension.
This is where the pension contribution decision becomes a business decision, not just a tax decision. You need to think about the opportunity cost of the cash.
A director of a consulting firm earning £200,000 salary plus £100,000 profit could contribute £60,000 to his pension. But his firm is growing - he wants to hire new consultants, which costs £50,000 per consultant in training and setup. If he contributes £60,000 to his pension and his firm misses hiring one consultant, his firm misses out on that consultant’s future income. The opportunity cost of the pension contribution might be hundreds of thousands of pounds in foregone business growth.
The tension gets worse if the business is cyclical or vulnerable. If your industry is heading into recession, capital in the business might be your safety buffer. Capital in your pension is inaccessible - it can’t help if the business hits trouble.
This is why business owners sometimes make the right decision not to contribute to their pension, even when relief is available. They might contribute to their ISA instead (same tax efficiency for the contribution, but with liquidity when needed). Or they might skip contributions entirely and keep the cash in the business, accessing it as salary or dividends when the time is right.
The conventional advice - “you have an allowance, so use it” - doesn’t account for business reality. It treats the pension contribution as an isolated decision, when it’s actually part of your business capital allocation strategy.
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Expats and people planning to move abroad face pension complications that most UK-based earners never encounter.
Imagine you’re a UK resident earning £200,000. You contribute £60,000 to your pension. Three years later, you relocate to Singapore for a job. Singapore has favourable tax treatment for expats - you might pay minimal income tax on foreign-source income.
But your UK pension is still generating returns, and when you eventually access it, the withdrawal rules and tax treatment will depend on where you are resident when you access. If you’re non-resident in the UK when you take the withdrawal, you might face different tax treatment than you expected. Some pension schemes restrict access for non-residents. Others charge higher administration fees. Some jurisdictions tax pension withdrawals on a different basis than employment income.
The worst scenario: you contributed to a UK pension expecting to access it at 60 when you’re resident in the UK. But at 60, you’re still working abroad, you’re non-resident, and your scheme won’t allow withdrawal until you return to the UK. Now you’re 63, you’ve returned home, and you access your pension - but the rules have changed, the tax treatment is different, and the outcome is worse than you expected.
Expat pension planning is therefore extremely complex, and the decision to contribute to a UK pension when you might move abroad needs to account for that complexity. Sometimes alternatives - such as contributing to a pension in your destination country - are more efficient. Sometimes it’s worth pausing UK contributions if you’re uncertain about long-term residency.
The point is not that expats shouldn’t contribute to pensions. It’s that the decision needs to account for cross-border complications that don’t affect UK residents. And those complications often aren’t visible until years later when it’s too late to change course.
Salary sacrifice looks attractive on paper. You give up salary, your employer makes a pension contribution, and you both save National Insurance.
For a stable employee earning a predictable salary, this is efficient. You know what your salary is each month, and the sacrifice is locked in. But for contractors and self-employed people, salary sacrifice creates inflexibility.
Imagine you’re a contractor earning £120,000 and you set up a salary sacrifice arrangement where you give up £20,000 salary in exchange for a £20,000 pension contribution from your company. This works fine for year one. Year two, your contract ends, and your new contract only offers £80,000. But the salary sacrifice is still in place - you’ve committed to giving up £20,000, so you’re working on £60,000 salary while your pension contribution is £20,000. If you need to reverse the sacrifice to get back to a livable salary, there are administrative delays, and you might lose some relief.
For contractors especially, income is variable. A salary sacrifice arrangement locks you into a commitment that your income might not support. When the contract ends or reduces, you’re caught in a situation where you’re over-committed to pension contributions relative to your available cash.
The solution is usually to avoid salary sacrifice if you’re self-employed or contracting, and instead make direct contributions from your company (if you’re operating through a company) or personal contributions from your account (if you’re self-employed). This gives you flexibility to adjust contributions when your income changes.
Most high earners are over-exposed to pensions as a percentage of their total wealth. They contribute the maximum, accumulate large pension pots, and end up with a situation where the majority of their wealth is in a pension scheme with restricted access, limited flexibility, and specific withdrawal rules.
This creates concentration risk. Your entire retirement income becomes dependent on a single asset class, invested through a single provider, subject to a single set of withdrawal rules. If those rules change (and they do), or if your scheme gets taken over or merged, or if the investment strategy becomes unfavourable, you have limited options.
It also creates cash flow inflexibility in retirement. You can take 25% tax-free and then have to withdraw the rest over time, subject to income tax. If you need more cash in a particular year, you can withdraw it, but you’ll pay income tax. If you need less, you’re still forced to take structured withdrawals or you’ll face charges. Compare that to an ISA, where you can withdraw whenever you like without tax, or an investment bond, where you can flex withdrawals within your policy.
For high earners, a more balanced approach might be to contribute to your pension, but not to the maximum. Contribute enough to use your relief and build a solid pension pot, then put additional savings into an ISA. This gives you a pension pot for your structured retirement income needs, plus an ISA for flexibility and emergency access.
A high earner earning £300,000 might contribute £40,000-£50,000 to their pension (not the maximum £10,000 after taper), then put £80,000-£100,000 per year into their ISA. At retirement, they have a solid pension income and an ISA pot they can draw from flexibly without tax. That’s more resilient than a single huge pension pot.
When pensions don’t make sense, what’s the alternative?
Alternatives exist when pensions don’t fit your circumstances:
For most situations, a blend of pension contributions plus ISA contributions plus other investments is smarter than maximising pension contributions. This gives you tax relief where it’s most valuable (on pension contributions), tax-free growth where it’s useful (ISAs), and flexibility where you need it (other investments).
The fundamental issue is that pension contribution decisions are often made in isolation, without a full financial picture.
You need to model these key areas:
When you model the full picture, the “always contribute” advice breaks down. Sometimes restraint is smarter. Sometimes alternatives are better. Sometimes the answer is a blend - contribute to use relief where it matters, but not to the maximum, and put additional savings elsewhere.
Before you commit to a pension contribution, ask yourself these key questions:
These questions won’t always point to “don’t contribute.” But they will often point to “don’t contribute the maximum” or “contribute but also use alternatives.”
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The smartest contribution strategy for high earners usually involves:
This approach gets you most of the tax relief that matters, maintains flexibility you actually need, and avoids the trap of accumulating a pension pot that’s larger than you need.
For high earners, restraint is often the smarter decision than maximising relief. The relief you leave on the table today is worth far less than the flexibility and options you keep.
The mechanics of pension contribution decisions are not a mystery. The rules are published, the allowances are known, the MPAA cap is fixed, and the deadlines don’t change. What makes the difference between making a contribution that compounds into wealth and making one that locks you into a trap is having someone who can model your specific numbers, identify where the interactions create real costs, and sequence your decisions before the relief expires.
This is where working with a regulated wealth management firm like Skybound Wealth becomes valuable. Pension decisions sit at the intersection of annual allowance rules, business capital needs, liquidity planning, and personal tax strategy. They are rarely just about one contribution or one relief opportunity. They are about how a contribution decision in this tax year shapes your flexibility, your business, and your retirement options for the next 20 years.
Most high earners and business owners who regret a pension contribution don’t regret it because they didn’t care about the decision. They regret it because nobody was helping them model the lifetime consequences. A contractor who triggered the MPAA at 60 because they needed cash. A business owner who locked working capital into a pension during a growth phase. A high earner who didn’t realize their contribution would tip them into the taper. These aren’t failures of understanding the basic rules. They’re failures of not stepping back to see the full picture early enough.
A structured conversation with a qualified adviser, someone who understands MPAA mechanics, lifetime allowance interactions, business capital planning, and the real cost of illiquidity, is often the difference between making a contribution with confidence and making one you wish you could reverse five years later. The rules won’t change. The question is whether you’ll understand your position before you commit the money, or whether you’ll discover the consequences years later when it’s too late to choose differently.
Partially. You can carry forward unused allowance for three years, so if you have £60,000 available this year and don’t use it, you might be able to use it next year (or the year after) if you have space from previous-year carry-forward. But you’re limited to three-year carry-forward - you can’t save allowance indefinitely. If you’re worried about missing relief, it’s better to contribute now than hope you’ll have space in three years.
Absolutely. If your business is in growth phase or cash is tight, business capital needs should come first. You can always contribute to your pension in future years when cash is stronger. A business that’s properly capitalised is usually more valuable long-term than a pension contribution made in a cash-constrained year.
This is rare but does happen - some older schemes have restricted access rules. Check your scheme documentation, or ask your provider. In some cases, you might be able to transfer the pension to a more flexible scheme that allows access from 55. If you’re trapped, you might need professional advice to explore all options.
It’s not wasted, but it might be inefficient. When you withdraw it in retirement, you’ll pay income tax. If you’re a basic-rate taxpayer in retirement, you’ll pay 20% tax on the withdrawal. That’s lower than the 40% relief you got when contributing - so overall you’re ahead. But if you won’t need the money, it might have been better to contribute less and put the difference in an ISA, where withdrawals aren’t taxed.
Once you’ve accessed your pension and triggered the MPAA, the £10,000 cap applies indefinitely. You can’t reverse the access decision. But you can plan around the MPAA going forward - use your £10,000 allowance wisely, and put additional savings into ISAs or other vehicles. If you have a DB pension as well, understand whether the MPAA applies to that too (it doesn’t always).
Usually, paying down debt is more certain than pension returns. If you have high-interest debt (credit cards, personal loans), paying that down is usually better than pension contributions. But if your debt is low-interest (mortgage, student loans), and you get 40% tax relief on pension contributions, the pension might be more efficient. Model both scenarios based on your specific interest rates and tax position.
Arun Sahota is a UK-regulated Private Wealth Partner at Skybound Wealth, advising high-net-worth and ultra-high-net-worth families, business owners, and senior executives with complex UK and cross-border financial planning needs.
This article is for information purposes only and does not constitute financial advice. Tax rules, thresholds, and allowances may change. Individual circumstances vary. Professional advice should always be sought before making financial decisions
Pension contributions look simple: relief available, so contribute. But for high earners and business owners, that model misses the lifetime consequences. The decision to access your pension, the MPAA cap, liquidity constraints, and business capital needs interact in ways that make some contributions expensive despite tax relief. A single planning session can help you:


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When restraint beats contribution, most people don’t see the difference until it’s too late. Arun Sahota is a UK-regulated Private Wealth Partner at Skybound Wealth, specializing in pension sequencing for high earners and business owners who need to balance relief with flexibility. The interaction between your annual allowance, your business capital needs, and your lifestyle requirements is rarely straightforward. A focused conversation can help you: