Living abroad can take your income tax to zero. It does not touch the 15.3%.

Lands on Schedule SE — Self-employment tax — on profit Form 2555 already excluded

If you live in the United States and your clients are abroad, this article is not for you — the exclusion needs a tax home outside the country, and your questions are the exchange rate and the foreign account. Nor is it for someone employed abroad on a payroll, whose social security question is about wages rather than self-employment, or for business in a U.S. territory, which has rules of its own. This is for the American who lives abroad and works for themselves.

The move usually comes with one number attached. For 2026 the foreign earned income exclusion is $132,900, and for a freelancer under it, the income tax on a year's work can fall to nothing.

The self-employment tax does not fall at all. The IRS says so in one sentence, and it gives a worked example that most people who move abroad never see.

The short answer

The sentence that decides it

"You must take all of your self-employment income into account in figuring your net earnings from self-employment, even income that is exempt from income tax because of the foreign earned income exclusion."

Two taxes, two calculations. The exclusion works on the income tax side, on Form 2555. Self-employment tax is figured on Schedule SE from your net profit, and the exclusion never enters it.

The rule underneath is the ordinary one — the IRS says the rules for paying self-employment tax "are generally the same whether you are living in the United States or abroad", and they start at $400 of net earnings.

The IRS's own consultant

Publication 54 gives the case in full:

"You are in business abroad as a consultant and qualify for the foreign earned income exclusion. Your foreign earned income is $95,000, your business deductions total $27,000, and your net profit is $68,000. You must pay self-employment tax on your net profit of $68,000, even though you are qualified for the foreign earned income exclusion."

The example stops there. Here is the number it implies:

A freelancer who believed the exclusion made the year tax-free owes about $9,600, and finds out when the return is prepared. The self-employment tax calculator runs the same arithmetic on your own figure.

Two smaller things that also go

The deductions tied to what you excluded. Publication 54: "If you choose to exclude foreign earned income or housing amounts, you cannot deduct, exclude, or claim a credit for any item that can be allocated to or charged against the excluded amounts." You cannot exclude the income and deduct the costs of earning it too.

Part of the deduction for half your self-employment tax. Normally half the tax comes back as a deduction. Abroad, the same passage adds that "the deduction for self-employment tax is" treated as allocable to excluded income. The more of your profit you exclude, the less of that deduction survives — so you pay the full tax and lose part of the relief that usually comes with it.

And the foreign tax credit is no help here. You "cannot take a credit or deduction for foreign income taxes paid on earnings you exclude from tax" — and self-employment tax is, in the IRS's words, "a Social Security and Medicare tax on net earnings from self-employment", not an income tax at all.

The way out is an agreement, not the exclusion

The United States has social security agreements — totalization agreements — with a number of countries. Their purpose is exactly this problem:

"Under these agreements, dual coverage and dual contributions (taxes) for the same work are eliminated. The agreements generally make sure that Social Security taxes (including self-employment tax) are paid only to one country."

For the self-employed, Publication 54 states the usual outcome:

"As a general rule, self-employed persons who are subject to dual taxation will only be covered by the social security system of the country where they reside."

So if you live in a country with an agreement and pay into its system, the agreement is what can take you out of U.S. self-employment tax. Each agreement has its own terms, and "as a general rule" is the IRS being careful — read the one for your country before relying on it.

How the exemption is claimed. It is not automatic, and it is not a box on Form 2555:

1. Get a certificate of coverage from the social security agency of the country where you live, showing you are covered there.
2. If that country will not issue one, the IRS says to request "a statement that your income is not covered by the U.S. Social Security system" from the U.S. Social Security Administration.
3. Attach it every year: "Attach a photocopy of the certificate or statement to your Form 1040 each year you are exempt from U.S. self-employment tax. Also print 'Exempt, see attached statement' on the line for self-employment tax."

The reverse case exists too. Where an agreement assigns you to the U.S. system instead, the certificate comes from the Social Security Administration and establishes your exemption from the foreign contributions.

If there is no agreement, nothing coordinates the two systems. You can owe U.S. self-employment tax and the foreign country's contributions on the same profit. The Social Security Administration keeps the list of agreement countries; check it before you choose where to live, not after.

Qualifying for the exclusion at all

None of the above depends on the exclusion, but the exclusion has its own conditions, and they are stricter than living abroad:

• a tax home in a foreign country;
• income from services performed in a foreign country;
• and either the bona fide residence test, or the physical presence test — "physically present in a foreign country (or countries) for 330 full days during a period of 12 consecutive months."

It is claimed on Form 2555, and for 2026 it is capped at $132,900.

Filing from abroad

You get two extra months without asking: an "automatic 2-month extension to file your income tax return and pay federal income tax" if, on the regular due date, you are living outside the United States and Puerto Rico and your main place of business is outside them too. For a calendar year that is June 15.

It is an extension, not a holiday: "you will have to pay interest on any tax not paid by the regular due date of your return." A freelancer abroad still needs the quarterly estimated payments that the self-employment tax makes necessary, because no one is withholding it.

What to do with this

1. Budget for 15.3% on 92.35% of your profit from the first month abroad, whatever the exclusion does to your income tax.
2. Find out whether your country of residence has a totalization agreement with the United States before you rely on paying into its system instead.
3. If it does, get the certificate of coverage early — the exemption depends on the paper, and the paper has to be attached every year.
4. Keep the day count if you are relying on the physical presence test. It is 330 full days, and "a full day is a period of 24 consecutive hours, beginning and ending at midnight" — the day you fly out does not count.
5. Pay by April 15, even if you file by June 15. The extension moves the deadline; the interest still starts in April.

Common questions

This article is for educational purposes only and does not constitute tax, legal, or financial advice. Consult a qualified tax professional about your situation.

Official sources

• IRS: Self-employment tax for businesses abroad
• IRS Publication 54 — Tax Guide for U.S. Citizens and Resident Aliens Abroad
• IRS: Foreign earned income exclusion
• IRS: Foreign earned income exclusion — physical presence test
• IRS: Totalization agreements
• IRS: Revenue Procedure 2025-32
• IRS Topic no. 554 — Self-employment tax