The “Golden Handcuffs”
When Robert first considered renouncing his US citizenship, he pictured a simple, albeit solemn, appointment at the US Embassy in London. After fifteen years of building a successful executive career in the UK, he was ready to simplify. He was tired of the dual-filing, tired of the “Saving Clause” nuances, and tired of paying a premium for accountants who understood both HMRC and the IRS. He wanted to be, quite simply, just British.
Then, he heard about the “Exit Tax.”
For those with significant assets, the IRS doesn’t always let you walk away with a simple handshake. Instead, they might view your departure as a final opportunity to settle the score. It’s a bit of a mathematical labyrinth, honestly, and for Robert, it felt like he was being hit with a “success penalty” just for wanting to move on.
Are You “Covered”? The Three Tests
As of the 2025 tax year (filed in 2026), the IRS uses three specific tests to determine if you are a “Covered Expatriate.” If you fail even one, the “Deemed-Sale” tax kicks in. It’s a sobering reality.
The IRS treats almost every asset you own: your Chelsea terrace, your stock portfolio, even your vested pension, as if you sold it the day before you renounced. You owe tax on the “paper gains,” even if you haven’t actually sold a thing.
The first hurdle is the Net Worth Test. Does your global net worth exceed $2 million? In a city like London, where property prices have defied gravity for decades, many expats like Robert find they are “accidental millionaires.” Between his home equity and his UK pension, he was well over the mark.
The second is the Tax Liability Test. This looks at your average annual net income tax for the five years prior to renouncing. For the 2026 period, this threshold sits around the $200k+ mark. It’s a high bar, but for senior executives, it’s a very real trap.
Then there is the Compliance Test. This is the one that catches people off guard. Can you certify, under penalty of perjury, that you’ve been fully tax-compliant for the last five years? If you’ve missed a single FBAR or failed to report a “tax-free” ISA, you could be labeled a Covered Expatriate regardless of how much money you have in the bank.
Admittedly, the rules feel a little punitive. Robert was staring at a six-figure tax bill on a home he had no intention of selling.
Strategies for a “Clean” Break
However, the “Exit Tax” is often a solvable problem, provided you don’t wait until the last minute. The IRS does provide an exclusion amount. For 2025/2026, it’s roughly $866,000 of gain, which helps shield many from the actual tax payment. But for Robert, that wasn’t enough.
He had to get strategic. He realized that renouncing wasn’t a weekend project; it required a one-to-two-year lead time. He began gifting certain assets to his non-US spouse to bring his personal net worth below that $2 million threshold. He also used the Streamlined Procedures to ensure his five-year filing history was bulletproof. By the time he actually walked into the embassy in Nine Elms, he had moved from being “covered” to being “non-covered.”
Don’t Let the Exit Tax Be a Surprise
The IRS wants its cut. All at once. Right now. That is the essence of the Exit Tax. But with enough foresight, many expats can walk away without the IRS taking a “parting gift” from their retirement fund. It’s about being proactive rather than reactive.
If the math of the “Net Worth Test” has you reconsidering your future in the UK, you aren’t alone. It is a dense, high-stakes area of tax law where a single oversight can cost hundreds of thousands of dollars. Expat Tax Online has developed a free beginner’s guide on renouncing US citizenship in the UK to help you understand if you’re at risk and how to navigate a truly clean break.
Why not grab the guide and see if you’re ready to step away without the financial sting?
Have you tallied your global assets lately to see where you stand against that $2 million mark?

