United States
Americans and Second Passports: The Tax Reality No One Sells You
A US passport binds you to worldwide tax wherever you move. A second residence or citizenship will not undo that. Here is why it is still worth having.
A second passport will not lower your US tax bill. If a salesperson implies otherwise, walk away. The United States taxes its citizens on worldwide income no matter where they live, and that obligation travels with the passport, not the postcode. Buying citizenship in St Kitts or qualifying for Portuguese residence changes where you can live and bank, not what the IRS expects from you each April. We still think most globally minded American families should hold a second residence or citizenship. The case is just an honest one about optionality and risk, not a fantasy about escaping the IRS while keeping the blue book.
The drag is real, and it follows the passport
The United States is one of only two countries on earth that taxes based on citizenship rather than residence. Move to Lisbon, Dubai, or Singapore, and you still file a US Form 1040 every year on your worldwide income. You also file disclosure forms that have nothing to do with whether you owe a dollar.
The reporting machinery is the part people underestimate. An FBAR (FinCEN Form 114) is required once your foreign accounts together exceed $10,000 at any point in the year. FATCA Form 8938 kicks in at higher thresholds, $200,000 in specified foreign assets at year end for a single filer living abroad, $400,000 for a married couple filing jointly. Because of FATCA, foreign banks report American account holders to the IRS, which is precisely why so many banks abroad would rather not open an account for a US person at all. That friction is the daily texture of the problem, more than the tax itself.
There are real reliefs, and they matter. The Foreign Earned Income Exclusion lets you exclude up to $132,900 of earned income in 2026, with a housing add-on. The Foreign Tax Credit offsets US tax dollar for dollar against income taxes paid abroad. If you live somewhere with normal income tax, the credit usually means you owe little or no additional US income tax. But neither tool removes a single filing requirement, and neither helps with the categories Washington taxes harshly: capital gains in low-tax jurisdictions, foreign mutual funds caught by the punitive PFIC rules, foreign pensions, and the small-business owner facing GILTI on a foreign company. This is where Americans abroad actually get hurt.
| What it is | 2026 figure | What it does |
|---|---|---|
| FBAR threshold | $10,000 aggregate | Triggers foreign account report |
| FATCA Form 8938 (single, abroad) | $200,000 year-end | Triggers asset disclosure |
| Foreign Earned Income Exclusion | $132,900 | Excludes earned income |
| Renunciation fee | $450 | Down from $2,350 in April 2026 |
| Covered-expatriate net worth test | $2,000,000 | One trigger for exit tax |
A second passport buys optionality, not tax relief
So why do we still recommend it? Because the value was never the tax line. A second residence or citizenship buys four things a US passport alone cannot.
A legal base elsewhere. Residence in a stable country gives you somewhere to actually live, bank, school children, and hold assets, with local rights rather than tourist status. For families spending real time abroad, that is the difference between belonging and visiting.
Mobility insurance. The US passport is strong today, but a second citizenship is a hedge against visa regimes, political volatility, and the simple fact that one document is a single point of failure. Households that travel for work or keep assets in multiple jurisdictions treat it the way they treat any other diversification.
Estate and family planning. Citizenship that passes to children, a foothold in a region where the family has roots, a place a business can be domiciled. These are multi-decade decisions, and a US passport does not address them.
A genuine exit option, eventually. This is the honest part. The only way to end US worldwide taxation is to renounce, and you generally cannot renounce unless you already hold another citizenship, because no country may render you stateless. A second citizenship is therefore the precondition for an exit you may never take. Holding the option is not the same as exercising it, and most of our clients never do.
If you are seriously considering renunciation, model it cold
For a minority of families the math points to actually giving up the passport. The mechanics changed meaningfully in 2026. In March, after years of litigation, the State Department cut the renunciation fee from $2,350 to $450, effective April 13. That removes a barrier, but it is the trivial cost.
The real gate is the exit tax under IRC Section 877A. You are a covered expatriate, and exposed to a mark-to-market deemed sale of your worldwide assets, if you meet any of three tests: net worth of $2 million or more, average annual US income tax above $211,000 over the prior five years, or failure to certify five years of tax compliance. For 2026 the deemed-gain exclusion is $910,000. Cross those thresholds and renouncing can trigger a substantial one-time tax bill, which is exactly why renunciation is a plan built years in advance with cross-border counsel, not a reaction.
Renunciation numbers remain modest, a few thousand a year, which tells you most Americans abroad decide the passport is worth keeping. We agree for the majority.
What might change, and why we would not wait for it
There is a live effort in Congress, the Residence-Based Taxation for Americans Abroad Act led by Representative Darin LaHood, that would let qualifying Americans abroad elect out of worldwide taxation. As of mid-2026 it carries bipartisan interest and presidential sympathy but is still stuck in the Joint Committee on Taxation scoring process and has not been reintroduced or passed. We would treat it as a possibility, not a plan. Build around the law as it exists.
The CIVITAS view
Get the second residence or citizenship for the right reasons: a base, mobility, family continuity, and the long-dated option to exit if your life genuinely moves offshore. Do not buy it expecting your US tax bill to fall, because it will not. Before you take any step, model the full cost with a cross-border accountant and immigration counsel together, because the tax tail and the migration plan have to be designed as one thing. We are paid by you, not by programs, and on this question the honest answer is nuanced: the passport helps, the tax stays, and anyone who tells you the second cancels the first is selling.
This is general analysis, not personal tax or legal advice. Coordinate any move with qualified cross-border counsel.
Sources
- 1 IRS , Expatriation tax (covered expatriate tests, exit tax)
- 2 IRS , US citizens and resident aliens abroad (worldwide income filing)
- 3 IRS , Figuring the Foreign Earned Income Exclusion
- 4 Federal Register , Reduced fee for Certificate of Loss of Nationality (March 2026)
- 5 PBS News , State Department slashes renunciation fee to $450
- 6 The Tax Adviser , Proposal to end citizenship-based taxation (LaHood bill)
- 7 American Citizens Abroad , Status of residence-based taxation legislation (2026)
Written by
Robert McCray
Founder, CIVITAS
Robert McCray is the founder of CIVITAS, an independent investment-migration advisory that is paid by its clients rather than by the programs it analyses. He works across more than twenty residence and citizenship-by-investment programs and built the firm's open dataset and scoring tools to make the category legible.