Why FEIE May Not Be Your Biggest Tax Risk in South America

The short version

The Foreign Earned Income Exclusion, or FEIE, can matter for a U.S. citizen working abroad. For 2026, the IRS says the maximum exclusion is $132,900 per qualifying person. But FEIE is not a magic cloak. It applies only to qualifying foreign earned income, and the taxpayer still has to file, report worldwide income, and satisfy the foreign tax home and residence or physical presence rules.

For a U.S. digital nomad in South America, the planning problem is often the stack around FEIE: self-employment tax, state domicile, digital asset reporting, foreign accounts, and local country tax residence. A person can spend most of the year abroad, still owe U.S. self-employment tax, still report crypto gains, still file FBAR or Form 8938, and still have a California, New York, Virginia, or Connecticut residency fight if the old domicile was never really broken.

What the law actually says (primary authority first)

Start with Internal Revenue Code Section 911. Section 911 is the statute behind the FEIE. It requires a qualified individual to have a tax home in a foreign country and to meet either the bona fide residence test or the physical presence test. The statute also defines earned income as compensation for personal services, which is why the exclusion does not simply cover every type of income a nomad has.

The IRS says the same thing in plain terms. Its Foreign Earned Income Exclusion page states that a U.S. citizen or resident alien living abroad is taxed on worldwide income. The page also lists the basic FEIE requirements: foreign earned income, a tax home in a foreign country, and either bona fide residence or physical presence.

For 2026, the IRS Figuring the Foreign Earned Income Exclusion page gives the maximum exclusion as $132,900 per qualifying person. That number is useful, but it answers only one question. It does not decide whether the income is earned income. It does not decide whether the taxpayer has a foreign tax home. It does not eliminate self-employment tax. It does not break state domicile. It does not erase digital asset gains, foreign account reporting, or local country tax rules.

The physical presence test is also narrower than social media usually makes it sound. The IRS Physical Presence Test page says the taxpayer must be physically present in a foreign country or countries for 330 full days during a period of 12 consecutive months. The days do not have to be consecutive, but the taxpayer still needs a foreign tax home.

How it works in practice

Assume a U.S. citizen leaves California in February 2026 and spends most of the year in Colombia, Brazil, Uruguay, and Argentina. He works as an independent consultant, receives some fees in dollars and some in stablecoins, trades digital assets, opens a foreign bank account, keeps a California driver license, stores belongings in Los Angeles, and uses a family address for brokerage and tax mail.

The first tax question is not, “Did he hit 330 days?” The better question is, “What does each jurisdiction see?”

The federal income tax system sees a U.S. citizen who still reports worldwide income. The FEIE rules ask whether he has foreign earned income, a foreign tax home, and either bona fide residence or physical presence. The self-employment tax rules ask whether he has net earnings from self-employment. The IRS digital asset rules ask whether he sold, exchanged, received, or otherwise disposed of digital assets. FBAR and Form 8938 ask whether his foreign accounts or specified foreign financial assets crossed reporting thresholds. California asks whether he actually abandoned California domicile or merely traveled for a long time.

South America adds another layer. A digital nomad visa or remote-work permit may let a person stay or work remotely for immigration purposes. It is not the same as a tax opinion. Brazil, Colombia, Uruguay, Argentina, Ecuador, and Chile each have their own residence or income tax concepts. For article purposes, the safe point is simple: immigration permission and tax residence are separate questions.

The numbers

These figures are the tripwires that turn a travel story into a tax file.

Issue	Figure or rule	Why it matters	Source
2026 FEIE maximum	$132,900 per qualifying person	Useful only after the taxpayer has foreign earned income, a foreign tax home, and a qualifying residence or physical-presence position	IRS Figuring the Foreign Earned Income Exclusion
Physical presence test	330 full days during 12 consecutive months	A day-count test for Section 911, not a universal escape from U.S. tax, state tax, or foreign tax	IRC Section 911; IRS Physical Presence Test
Self-employment tax floor	$400 of net earnings from self-employment	FEIE can reduce income tax, but IRS guidance says excluded foreign earned income is still considered when figuring net earnings from self-employment	IRS Self-Employment Tax for Businesses Abroad
FBAR threshold	More than $10,000 aggregate value at any time during the calendar year	Foreign financial accounts can create a separate FinCEN filing duty	IRS FBAR page; FinCEN FBAR page
California safe harbor	At least 546 consecutive days outside California under an employment-related contract, subject to limits	A limited rule, not a blanket protection for every self-employed nomad	California FTB Publication 1031
New York statutory-resident day count	184 days or more, plus a permanent place of abode maintained for substantially all of the year	A taxpayer can face New York resident treatment through domicile or statutory-resident rules	New York resident definitions
U.S.-Chile treaty status	Treaty entered into force December 19, 2023	Treaty coverage must be checked country by country; Chile is not proof of a broad South America treaty network	U.S. Treasury; IRS treaty list

The five layers people miss

1. FEIE does not eliminate self-employment tax

The IRS Self-Employment Tax for Businesses Abroad page says self-employed U.S. citizens or residents abroad generally use the same self-employment tax rules that apply in the United States. It also says foreign earned income excluded under FEIE is still considered when figuring net earnings from self-employment.

That matters for consultants, founders, marketers, developers, fractional finance professionals, and creators. A Schedule C business can still create self-employment tax even when part of the income tax story is handled through FEIE. The IRS page notes that a totalization agreement can change the answer for some countries and fact patterns, so the right phrasing is not “you always owe it.” The right phrasing is “FEIE does not make it disappear.”

2. Digital asset gains do not become earned income because you checked prices abroad

The IRS Digital Assets page says taxpayers generally must report digital asset transactions, including sales, exchanges, and other dispositions. The IRS digital asset FAQ says taxable digital asset transactions must be reported even if the taxpayer did not receive an information return.

That is the ST angle. A digital nomad may have wages, consulting income, token compensation, staking rewards, stablecoin payments, exchange trades, wallet transfers, and Form 1099-DA visibility in the same year. FEIE can help only with qualifying earned income. It does not turn Bitcoin gains, token trades, or investment appreciation into foreign earned income.

3. Foreign accounts can create a separate reporting file

The IRS and FinCEN both explain the FBAR threshold: a U.S. person generally must file if the aggregate value of foreign financial accounts exceeded $10,000 at any time during the calendar year. FBAR is separate from the income tax return. Form 8938 is also separate. The IRS Form 8938 page says it is used to report specified foreign financial assets when the value exceeds the applicable reporting threshold, and the IRS FATCA summary says the Form 8938 requirement is in addition to FBAR.

The practical point is not that every foreign app, wallet, or account is automatically reportable on every form. The point is that a South America move can create a foreign account review that did not exist when every account was domestic.

4. The state you left may still think you belong there

State tax is where many nomad plans get fragile. California Publication 1031 treats residency as a facts-and-circumstances question and lists closest-connection factors such as family location, principal residence, driver license, vehicles, voter registration, professional services, employment and business ties, real property, social ties, and financial records.

New York’s resident definitions page explains both domicile and statutory-resident paths. Virginia’s residency page warns that a Virginia resident who accepts employment or conducts business overseas does not automatically stop being a Virginia domiciliary resident. Connecticut’s tax information page says domicile continues until the taxpayer moves to a new location and intends to make a permanent home there, including when the taxpayer is working in a foreign country.

Changing a mailing address is not the same as changing domicile. The evidence file needs to show where the old life was actually unwound and where the new permanent home was established.

5. A visa is not a tax opinion

Brazil’s official tourism site describes a digital nomad path for remote workers. Colombia’s Law 2069 and visa materials address digital nomads and remote workers. Uruguay has a digital nomad permit for people working for themselves or for companies abroad. Argentina has consular materials for a digital nomad visa. Those sources help answer immigration questions.

They do not answer the whole tax question. A visa or permit can be useful evidence, but it is not a local tax-residence opinion. Chile also has a U.S. income tax treaty in force, but treaty availability is country-specific and should be checked against the IRS treaty list. The practical rule is conservative: before a long stay, treat immigration, local tax residence, U.S. federal tax, and U.S. state domicile as separate workstreams.

What this means for you

Build the tax file before the return is prepared. A defensible South America nomad file should include:

• a Form 2555 workpaper showing the qualifying period, foreign earned income, foreign tax home, and physical-presence or bona-fide-residence position;
• a travel log tied to passport stamps, flight records, leases, and lodging records;
• a self-employment tax memo for Schedule C or entity income;
• a digital asset export package covering exchanges, wallets, cost basis, income, staking, stablecoins, and Form 1099-DA or other information reporting;
• an FBAR and Form 8938 review for foreign accounts and specified foreign financial assets;
• a state domicile file showing old-state exit steps and new domicile evidence;
• a country-by-country calendar for South America stays, visas, permits, leases, local tax IDs, and local filing positions.

This is not about being afraid to move. It is about refusing to let the tax story be reconstructed from scraps two years later.

Related reading

• Donating Cryptocurrency to Charity: The Deduction Rules, and the Appraisal Most Donors Miss
• Collectibles and the 28% Tax Rate: Why Coins, Cards, and Art Are Not Taxed Like Stocks
• Ordinary vs Capital: When Each Applies to Digital Assets
• Notice 2014-21 in 2026: Why It Still Controls Digital Asset Tax

The primary authorities for this article are linked inline above, including IRC Section 911, the IRS Foreign Earned Income Exclusion, Physical Presence Test, Self-Employment Tax for Businesses Abroad, Digital Assets, FBAR, and Form 8938 pages.

How Sheepdog Tax can help

I am Noah Green, a CPA and Certified Fraud Examiner, and Sheepdog Tax is a veteran-owned practice. I help U.S. taxpayers with digital assets, foreign work, and cross-border filing facts build the tax file before the return locks in the position. For a South America move, that means reviewing FEIE eligibility, self-employment tax, digital asset reporting, FBAR and Form 8938 exposure, and state domicile evidence before the story gets harder to prove. To request a South America digital nomad tax diagnostic, reach me at noah@sheepdogtax.com.

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Sources (primary authority first, then secondary commentary)

1. Internal Revenue Code Section 911, citizens or residents of the United States living abroad, including tax home, bona fide residence, physical presence, earned income, and exclusion mechanics. https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title26-section911&num=0&edition=prelim
2. IRS, Foreign Earned Income Exclusion, worldwide-income filing framework and basic FEIE eligibility requirements. https://www.irs.gov/individuals/international-taxpayers/foreign-earned-income-exclusion
3. IRS, Figuring the Foreign Earned Income Exclusion, 2026 maximum exclusion amount and return-reporting mechanics. https://www.irs.gov/individuals/international-taxpayers/figuring-the-foreign-earned-income-exclusion
4. IRS, Foreign Earned Income Exclusion, Tax Home in Foreign Country, foreign tax home requirement and tax-home definition. https://www.irs.gov/individuals/international-taxpayers/foreign-earned-income-exclusion-tax-home-in-foreign-country
5. IRS, Foreign Earned Income Exclusion, Physical Presence Test, 330 full days during a 12-month period and related rules. https://www.irs.gov/individuals/international-taxpayers/foreign-earned-income-exclusion-physical-presence-test
6. IRS Publication 54, Tax Guide for U.S. Citizens and Resident Aliens Abroad. https://www.irs.gov/publications/p54
7. IRS, Self-Employment Tax for Businesses Abroad, U.S. self-employment tax rules for self-employed U.S. citizens and residents abroad. https://www.irs.gov/individuals/international-taxpayers/self-employment-tax-for-businesses-abroad
8. IRS, Digital Assets, federal reporting and recordkeeping for digital asset transactions. https://www.irs.gov/filing/digital-assets
9. IRS, Frequently Asked Questions on Digital Asset Transactions, reporting digital asset income, gain, loss, and transactions even without an information return. https://www.irs.gov/individuals/international-taxpayers/frequently-asked-questions-on-digital-asset-transactions
10. IRS, About Form 1099-DA, Digital Asset Proceeds From Broker Transactions. https://www.irs.gov/forms-pubs/about-form-1099-da
11. IRS, Determine How to Answer the Digital Asset Question. https://www.irs.gov/filing/determine-how-to-answer-the-digital-asset-question
12. IRS, Report of Foreign Bank and Financial Accounts, FBAR threshold and filing overview. https://www.irs.gov/businesses/small-businesses-self-employed/report-of-foreign-bank-and-financial-accounts-fbar
13. FinCEN, Report Foreign Bank and Financial Accounts, FBAR filing rule for foreign financial accounts over the aggregate threshold. https://www.fincen.gov/report-foreign-bank-and-financial-accounts
14. IRS, About Form 8938, Statement of Specified Foreign Financial Assets. https://www.irs.gov/forms-pubs/about-form-8938
15. IRS, Summary of FATCA Reporting for U.S. Taxpayers, Form 8938 and FBAR distinction. https://www.irs.gov/businesses/corporations/summary-of-fatca-reporting-for-us-taxpayers
16. California Franchise Tax Board, Publication 1031, Guidelines for Determining Resident Status. https://www.ftb.ca.gov/forms/2025/2025-1031-publication.pdf
17. New York State Department of Taxation and Finance, Definitions for determining resident status. https://www.tax.ny.gov/pit/file/pit_definitions.htm
18. Virginia Tax, Residency Status. https://www.tax.virginia.gov/residency-status
19. Connecticut Department of Revenue Services, Tax Information for nonresidents and part-year residents. https://portal.ct.gov/drs/individuals/nonresident-part-year/tax-information
20. Visit Brasil, Digital Nomads, official immigration-oriented tourism page. https://visitbrasil.com/en/location/digitalnomads/
21. Colombia Ministry of Foreign Affairs, Law 2069 of 2020, Article 16, digital nomads and remote workers. https://cancilleria.gov.co/normograma/compilacion/docs/ley_2069_2020.htm
22. Colombia Ministry of Foreign Affairs, visa types, visitor visa categories including digital nomads and remote workers. https://www.cancilleria.gov.co/atencion-y-servicio-al-ciudadano/tramites-y-servicios/visa/tipos-de-visa
23. Live in Uruguay, Digital Nomad Permit. https://www.liveinuruguay.uy/digitalnomadpermit
24. Argentina Consulate General and Promotion Center in Toronto, Visa for Digital Nomads. https://ctoro.cancilleria.gob.ar/en/visa-digital-nomads
25. U.S. Treasury, United States-Chile Tax Treaty Enters Into Force. https://home.treasury.gov/news/press-releases/jy2003
26. IRS, United States Income Tax Treaties, A to Z. https://www.irs.gov/businesses/international-businesses/united-states-income-tax-treaties-a-to-z
27. IRS, Foreign Earned Income Exclusion, What Is Foreign Earned Income. https://www.irs.gov/individuals/international-taxpayers/foreign-earned-income-exclusion-what-is-foreign-earned-income

Prepared by Noah Green, CPA, CFE.