Introduction: The US Renunciation Fee and Its Hidden Cost
The US renunciation fee fell from $2,350 to just $450 on 12 April 2026, an eighty per cent cut that has wealthy Americans across Britain reconsidering their citizenship. However, the headline figure is the least important number in the entire decision. Furthermore, for high-net-worth individuals the cheap fee conceals a far larger bill.
The State Department reduced the charge through a rule published in the Federal Register in March 2026. Consequently, renouncing now looks affordable and simple. Nevertheless, that impression is dangerous, because the genuine cost of expatriation for affluent clients is the exit tax, not the consular fee.
At TaxYork, we advise investment bankers, company owners and long-settled dual nationals who are weighing this exact question. Moreover, we see the same trap repeatedly. This guide explains what the lower US renunciation fee actually changes, why the exit tax matters far more, and precisely what you must file before you ever book a consulate appointment.
What the New US Renunciation Fee Actually Changes
The reduction in the US renunciation fee is real, and it is significant for ordinary filers. However, wealthy Americans should understand exactly what it does and does not affect. Specifically, it lowers one administrative cost while leaving every tax consequence untouched.
The New US Renunciation Fee: From $2,350 to $450
The Federal Register rule restored the fee to its pre-2015 level of $450. Additionally, the change took effect on 12 April 2026. Therefore, anyone renouncing after that date pays the lower amount at their embassy or consulate.
The cut followed years of pressure and litigation from Americans abroad. As CNN reported, the previous $2,350 charge was among the highest such fees in the world. Consequently, the reduction removes a genuine barrier for lower-income accidental Americans. Nevertheless, it changes nothing for the tax analysis that dominates HNW decisions.
Why the Fee Was Never the Real Barrier for HNW Filers
For a wealthy client, $2,350 was never the obstacle. Instead, the exit tax, the compliance burden and the loss of US market access always mattered more. Therefore, the lower US renunciation fee does not alter the fundamental calculus for anyone with substantial assets.
We caution clients against reading the reduction as an invitation. Furthermore, a cheaper exit can tempt people to renounce before they are tax-compliant, which is the single most expensive mistake in this area. Accordingly, the fee cut makes careful planning more important, not less.
The Exit Tax: The Real Price of Expatriation
The exit tax is where wealthy expatriates encounter the true cost, far beyond the modest US renunciation fee. Furthermore, it applies to anyone classified as a covered expatriate. The IRS expatriation tax rules under section 877A govern the entire regime.
Who Counts as a Covered Expatriate in 2026
You become a covered expatriate if you meet any one of three tests. Firstly, your net worth is $2 million or more on the expatriation date. Secondly, your average annual net US income tax for the five prior years exceeds $211,000 for 2026, the figure set in Revenue Procedure 2025-32. Thirdly, you fail to certify five years of full tax compliance.
Almost every high-net-worth American meets at least one test. Specifically, the $2 million net worth threshold captures most senior professionals in London before their pensions are even counted. Therefore, the covered expatriate label is the default for affluent clients, not the exception.
The Mark-to-Market Deemed Sale
A covered expatriate is treated as having sold every worldwide asset the day before expatriation. Additionally, the resulting notional gain is taxed as if realised. However, the first $910,000 of net gain is excluded for 2026, again under Revenue Procedure 2025-32.
The mechanics catch many people by surprise. For instance, unrealised gains on a UK home, an investment portfolio and private company shares all fall into the calculation. Consequently, someone who has never sold an asset can face a substantial US tax bill purely on paper gains, dwarfing any US renunciation fee.
Why $910,000 Sounds Generous but Rarely Is
The exclusion appears large until you apply it to a wealthy balance sheet. Furthermore, it covers total net gain across all assets, not each asset separately. Therefore, a portfolio that has doubled over two decades exhausts the exclusion quickly.
Note also that several assets receive harsher treatment. Specifically, deferred compensation and specified tax-deferred accounts fall outside the mark-to-market exclusion entirely. Accordingly, the headline $910,000 shelter protects far less than clients expect once pensions and deferred pay enter the picture.
UK pensions complicate the position further. Furthermore, a US workplace or private pension may be treated as an eligible deferred compensation item subject to a separate thirty per cent withholding regime rather than the deemed sale. Therefore, clients with substantial retirement savings must analyse each account individually. Consequently, we map every pension, portfolio and property line by line before any client commits to expatriation, because the interaction between the exclusion and these carve-outs determines the true bill.
What You Must File Before You Renounce
This section is the heart of sound planning. Moreover, it is where the lower US renunciation fee creates the greatest risk, because it encourages people to act before they are ready. The order of operations is everything, and getting it wrong costs far more than the US renunciation fee ever could.
Five Years of Tax Compliance Come First
You must certify, under penalty of perjury, that you have complied with all US tax obligations for the five years before expatriation. Additionally, that certification happens on Form 8854. Failure to certify makes you a covered expatriate automatically, regardless of your wealth or income.
This requirement traps the unwary. For instance, a dual national who never filed US returns cannot simply renounce and walk away. Instead, they must first file five years of returns and six years of foreign bank account reports, or the exit tax applies by default even to modest estates.
Form 8854 and the Final Return
Form 8854 is the formal expatriation statement, and the IRS instructions for Form 8854 set out the detail. Furthermore, you file it with a dual-status final return covering the year of expatriation. Therefore, your last year as a citizen requires careful preparation across both the US and UK systems.
The final return splits the year at the expatriation date. Additionally, post-expatriation US-source income shifts to non-resident treatment on Form 1040-NR. Consequently, timing the renunciation within the tax year can materially change the outcome.
Catching Up Through Streamlined Filing
Many would-be renouncers are behind on their filings without realising it. Fortunately, the IRS Streamlined Filing Compliance Procedures allow non-wilful filers to become compliant with three years of returns and six years of FBARs. Therefore, streamlined filing is often the essential first step before any renunciation.
We coordinate this sequence constantly. Specifically, our IRS Streamlined Filing service brings clients current, after which they can certify compliance cleanly on Form 8854. Accordingly, the modest US renunciation fee becomes the final small cost rather than the trigger for a disaster.
The Dual-National Exception Most Guides Ignore
One narrow exception can spare certain dual nationals the covered expatriate consequences. Furthermore, it is widely misunderstood, and it matters enormously for US-UK families. The relief is precise and conditional.
How the Exception Works
A dual citizen from birth may avoid covered expatriate status even if they breach the net worth or income tests. Specifically, they must have been a citizen of both the US and another country at birth, remain a tax resident of that other country, and certify five years of US tax compliance. Therefore, the compliance certification remains mandatory even here.
The exception rewards genuine dual nationals, not recent arrivals. Additionally, it demands continuous foreign tax residence, which the UK residence rules determine for British purposes. Consequently, a US-UK citizen born with both nationalities and taxed in Britain throughout may escape the exit tax entirely, provided their filings are in order.
Why the Exception Still Requires Full Compliance
Crucially, the birth exception does not waive the five-year certification. Furthermore, a qualifying dual national who has not filed cannot rely on it. Therefore, even those who expect relief must complete the same catch-up work first.
We stress this point because it is routinely missed. For example, a London-born US-UK citizen may assume the exception protects them automatically. However, without five compliant years and a filed Form 8854, they become a covered expatriate despite qualifying on nationality. Accordingly, compliance precedes every favourable outcome.
Case Study: A London Banker Weighing Renunciation
Consider Elizabeth, a US-UK dual national and managing director at a London bank, resident in Britain for twenty years. Her net worth, including a Chelsea flat and an investment portfolio, reaches roughly $4.5 million. Furthermore, she has diligently filed US returns throughout.
Elizabeth assumed the lower US renunciation fee made her decision straightforward. However, her position required careful modelling. Specifically, her net worth exceeded $2 million, making her a covered expatriate unless the birth exception applied.
Fortunately, Elizabeth was a dual citizen from birth and had always been UK tax resident. Therefore, she qualified for the exception and avoided the mark-to-market exit tax entirely. Nevertheless, that outcome depended wholly on her five years of clean compliance and a correctly filed Form 8854.
Contrast her position with a colleague, David, a US citizen by birth alone who naturalised in Britain later. David held similar wealth but did not qualify for any exception. Consequently, his deemed sale produced $1.9 million of net gain, of which roughly $990,000 remained taxable after the $910,000 exclusion. Accordingly, David faced a US tax bill near $235,000, more than five hundred times the $450 US renunciation fee he had focused on.
We advised David to defer, restructure and time his expatriation across tax years. Furthermore, we modelled the foreign tax credit interactions and his UK position together. As a result, he reduced his eventual exposure substantially rather than renouncing on impulse.
How TaxYork Can Help
We advise high-net-worth individuals, investors and company owners on expatriation across the US-UK divide. Furthermore, we treat the US renunciation fee as the last and smallest item, focusing instead on the exit tax and the compliance sequence that determines your real cost.
Our work spans US tax return preparation for expats, cross-border planning and FBAR and FATCA reporting. Additionally, we prepare the dual-status final return and Form 8854 precisely, coordinating both tax systems. Therefore, clients renounce cleanly, or decide not to, on the basis of complete information.
We model whether you are a covered expatriate, whether an exception applies, and what the deemed sale would cost. Consequently, no client of ours renounces only to discover a six-figure exit tax they never anticipated.
Conclusion
The lower US renunciation fee is welcome news, yet it is a footnote in any wealthy person's decision. Specifically, the exit tax under section 877A can cost a covered expatriate hundreds of thousands of dollars, while the fee itself is now merely $450. Therefore, the reduction must not tempt anyone into acting prematurely.
Compliance always comes first. Furthermore, five clean years, a correct Form 8854 and, where relevant, the dual-national birth exception determine whether you escape the exit tax or face it in full. Above all, the sequence matters more than the fee.
Do not let a cheaper exit rush an irreversible decision. Additionally, model the exit tax before you book any appointment. Ultimately, expatriation done properly protects your wealth, while expatriation done hastily can devastate it.
Contact Us
Speak to us before you act on the new US renunciation fee. We will determine whether you are a covered expatriate, model your exit tax, and prepare the compliance filings that must come first.
Email hello@taxyork.com or call 020 3488 8606 to book a consultation. Furthermore, we work with dual nationals and accidental Americans throughout London and the wider United Kingdom, including those who have fallen behind on their US filings.
Disclaimer
This article provides general information about US and UK tax rules current at the date of publication and does not constitute tax advice. Furthermore, tax treatment depends on individual circumstances and legislation may change. Accordingly, you should obtain professional advice specific to your position before acting. TaxYork accepts no liability for action taken in reliance on this article. Figures are drawn from IRS Revenue Procedure 2025-32, IRS guidance and the Federal Register, and are stated in US dollars unless otherwise indicated. Sterling conversions are illustrative.