The short version
Chile is the South America move that now has a treaty story.
That does not mean Chile is the first South American country with a U.S. income tax treaty. Venezuela predates it, and the current IRS treaty list still includes both Chile and Venezuela. The accurate point is narrower and more useful: the U.S.-Chile income tax treaty is the first bilateral income tax treaty between the United States and Chile, and Treasury announced that it entered into force on December 19, 2023. For withholding taxes, Treasury says it applies to amounts paid or credited on or after February 1, 2024. For other taxes, it applies to taxable periods beginning on or after January 1, 2024.
That changes the planning conversation for Americans moving to Chile. Compared with no-treaty neighbors, Chile can offer a treaty residence tie-breaker, reduced withholding mechanics, and treaty-position disclosure on Form 8833 when a treaty position must be disclosed.
But the treaty is not a filing holiday. The United States still taxes U.S. citizens on worldwide income. FBAR, Form 8938, and passive foreign investment company, or PFIC, screens still matter. Chilean tax residence and domicile still have to be tested under Chilean law. Chile also has an in-force Social Security totalization agreement, but that is a payroll-tax coordination tool, not a substitute for income-tax planning.
Chile is different because it has more legal machinery to work with. It is not simple because the machinery exists.
What changed in 2024
The treaty’s date sequence matters.
Treasury announced the treaty’s entry into force on December 19, 2023. The IRS treaty page now lists Chile among U.S. income tax treaty countries, and the IRS Chile treaty documents page hosts the treaty text, technical explanation, and related notes. The Senate Foreign Relations Committee report described the agreement as the first bilateral income tax treaty between the United States and Chile, not the first U.S. income tax treaty with South America.
That distinction keeps the article honest. Treasury described the Chile treaty as only the second U.S. comprehensive bilateral treaty in force with a South American country. The planning takeaway is not “Chile is the first in South America.” The takeaway is that Chile is one of the rare South American treaty countries for a U.S. taxpayer, alongside Venezuela, and it is the new treaty country in the region for 2024 planning.
For a U.S. person deciding where to move, that can matter in three ways.
First, Article 4 treaty residence concepts can matter when both countries claim residence. A separate treaty-mechanics article will handle the tie-breaker in detail. For this overview, the point is that a treaty tie-breaker is at least on the table in Chile. That is not true in Brazil, Argentina, Colombia, Ecuador, or Uruguay under the current IRS treaty list.
Second, withholding rates and cross-border payment categories have treaty rules. That matters for dividends, interest, royalties, and business structures. It does not mean every payment is automatically low-tax. It means the treaty becomes part of the file.
Third, treaty-based return positions may need disclosure. A treaty is not just something you cite casually in an email. If a U.S. taxpayer takes a return position that a treaty overrules or modifies the Internal Revenue Code, the Form 8833 screen must be considered.
The numbers and dates
Use this table as the first triage sheet before a Chile move.
| Planning item | Current answer | Why it matters |
|---|---|---|
| Treaty entry into force | December 19, 2023 | This is the legal start point, not the date for every tax item |
| Withholding-tax effective date | Amounts paid or credited on or after February 1, 2024 | Cross-border payment analysis starts with the date and category of the payment |
| Other-tax effective date | Taxable periods beginning on or after January 1, 2024 | 2024 is the first general treaty year for most individual planning |
| South America treaty status | Chile and Venezuela appear on the IRS treaty list | Chile is rare in the region, but not the first South American treaty country |
| Chile tax residence test | More than 183 days in any 12-month period under current Chile tax-code language | Do not use an older six-month calendar shorthand without checking current law |
| New foreign resident income window | First three years generally Chilean-source-only under Chile guidance | This is a planning window, not permanent territorial taxation |
| U.S.-Chile Social Security agreement | Effective December 1, 2001 under SSA POMS | Payroll-tax coordination exists separately from the income tax treaty |
| FBAR threshold | More than USD 10,000 aggregate foreign financial accounts at any time | Chilean bank accounts can be reportable even when treaty planning is clean |
The table is not a return position. It is a way to keep the move conversation from collapsing into one word: treaty.
What the treaty can do
The treaty gives the taxpayer a legal framework for double-tax questions that no-treaty countries do not offer.
For individuals, the headline planning issue is residence. If Chile and the United States both point to the taxpayer as resident under their domestic rules, the treaty can supply a hierarchy for resolving residence for treaty purposes. That does not make the person a nonresident alien for all U.S. tax purposes. It means a treaty-residence analysis exists, and the saving clause has to be read before anyone treats it as a way out of U.S. tax.
For investment income, the treaty can change the withholding conversation. The exact rate depends on the type of income, the owner, the payer, and any special treaty condition. This overview should not be used as a withholding-rate chart. The point is narrower: if a U.S. person moving to Chile expects dividends, interest, royalties, or entity income to cross borders, Chile now has a treaty that must be part of the workpaper.
For documentation, the treaty changes the evidence file. A person relying on treaty residence, a reduced withholding rate, or another treaty-based position should expect to keep the treaty article, the facts, the foreign tax documents, and the Form 8833 analysis in the file.
That is the value of Chile. It gives you a rulebook. It does not make the facts disappear.
What the treaty does not do
The treaty does not let an American stop filing U.S. returns. The IRS says U.S. citizens and resident aliens abroad are subject to U.S. tax on worldwide income and must report taxable income under the Internal Revenue Code. A treaty may reduce double taxation or modify a specific result, but it does not replace the U.S. worldwide-income baseline for citizens.
The treaty does not remove FBAR. A Chilean bank account is foreign because of where it is maintained, not because the taxpayer lives in a treaty country. FinCEN says a United States person with foreign financial accounts must file an FBAR if aggregate value exceeds USD 10,000 at any time during the year.
The treaty does not remove Form 8938. The IRS Do I Need To File Form 8938 threshold page for taxpayers living abroad lists the higher living-abroad thresholds: more than USD 200,000 at year-end or USD 300,000 anytime for a non-joint filer, and more than USD 400,000 at year-end or USD 600,000 anytime for joint filers.
The treaty does not classify local investments. A Chilean mutual fund, pooled vehicle, insurance product, or foreign corporation can still create PFIC or foreign-entity work. Form 8621 is still its own screen.
The treaty also does not solve Chilean domestic residence by itself. Current Chile tax-code language, as summarized in SII Circular 63/2021, uses more than 183 days in any 12-month period for tax residence. Domicile is separate and can turn on intent and the taxpayer’s center of economic interests. Older summaries still describe a six-month calendar-year or two-year formulation, so this is not a point to handle from memory.
Why totalization is a separate win
Chile also has a U.S. Social Security totalization agreement.
That matters because payroll and self-employment tax can be a second double-tax problem for Americans abroad. SSA POMS states that the agreement with Chile became effective on December 1, 2001, and that workers whose employment or self-employment would otherwise be covered by both the U.S. and Chilean systems are covered and taxed by only one country’s system beginning on that date.
That is useful, but it is not the same instrument as the income tax treaty. The income tax treaty deals with income-tax coordination. The totalization agreement deals with Social Security coverage and contributions. A person working in Chile may need both analyses in the same planning file.
The practical file should ask:
- Who is the employer?
- Is the person employed, self-employed, or assigned temporarily?
- Which country should cover the work under the totalization rules?
- Is a certificate of coverage needed?
- Does the income tax treaty create a separate Form 8833 question?
- Do FBAR, Form 8938, and PFIC screens still apply?
Do not let the word “treaty” blur those categories.
A practical example
Assume a U.S. citizen moves to Santiago in mid-2026. He keeps a U.S. brokerage account, opens a Chilean bank account, earns consulting income from U.S. and Chilean clients, and buys into a local Chilean pooled fund because the bank recommends it.
The treaty helps, but only in pieces.
If both countries create residence questions, the treaty residence article may matter. If he receives cross-border dividends or interest, withholding provisions may matter. If he takes a treaty position on the U.S. return, Form 8833 may matter.
At the same time, the U.S. return still starts from worldwide income. The Chilean bank account still goes into the FBAR screen if aggregate foreign accounts exceed USD 10,000. Form 8938 still has to be tested. The local pooled fund may create Form 8621 review. Chilean residence and domicile have to be tracked under Chilean law, and the first-three-year Chilean-source-only window for qualifying foreign individuals has to be documented instead of assumed.
This is why Chile is attractive for planning but dangerous for slogans. The treaty gives a better map. It does not drive the car.
What this means for you
If Chile is on your short list, build the move file in layers.
Start with the treaty status: Chile is now on the IRS treaty list, and the 2024 effective dates matter. Then test Chilean domestic residence and domicile under current Chile guidance. Then model the first three years, when Chile guidance generally taxes qualifying foreign individuals on Chilean-source income before worldwide income applies. Then separately test the U.S. file: worldwide income, foreign tax credit, Form 8833, FBAR, Form 8938, PFIC, and totalization.
The mistake is to treat the treaty as the answer. The better approach is to treat it as a tool that creates better questions.
Related reading
Related reading in this country track includes What the US-Chile Treaty Does (Tie-Breaker, Withholding, Saving Clause), Chilean Tax Residency and Worldwide Income, Household Goods and Residency Visas for Chile, and Chile vs Its Neighbors: Why a Treaty Matters.
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 foreign work, digital assets, and cross-border filing facts build the tax file before the return locks in the position. For a Chile move, that means separating treaty relief from U.S. worldwide-income filing, FBAR, Form 8938, Form 8833, PFIC/Form 8621, foreign tax credit records, Chile residence evidence, and totalization questions. To request a Chile move tax diagnostic, reach me at noah@sheepdogtax.com.
Sources (primary authority first, then official and authoritative country summaries)
- U.S. Department of the Treasury, Treasury Announces Entry into Force of Income Tax Treaty with Chile. https://home.treasury.gov/news/press-releases/jy2003
- IRS, United States Income Tax Treaties A to Z. https://www.irs.gov/businesses/international-businesses/united-states-income-tax-treaties-a-to-z
- IRS, Chile Tax Treaty Documents. https://www.irs.gov/businesses/international-businesses/chile-tax-treaty-documents
- U.S. Senate Executive Report 118-1, Tax Convention with Chile. https://www.govinfo.gov/content/pkg/CRPT-118erpt1/html/CRPT-118erpt1.htm
- U.S. Department of the Treasury, Convention between the United States and Venezuela for the Avoidance of Double Taxation and the Prevention of Fiscal Evasion with respect to Taxes on Income and Capital. https://home.treasury.gov/system/files/131/Treaty-Venezuela-1-25-1999.pdf
- IRS, Publication 901, U.S. Tax Treaties. https://www.irs.gov/publications/p901
- Servicio de Impuestos Internos, Circular 63/2021. https://www.sii.cl/normativa_legislacion/circulares/2021/circu63.pdf
- Servicio de Impuestos Internos, FAQ on taxation of foreigners domiciled or resident in Chile. https://www.sii.cl/preguntas_frecuentes/declaracion_renta/001_140_1219.htm
- Servicio Nacional de Migraciones, temporary residence permit. https://serviciomigraciones.cl/en/residencia-temporal-permit/
- Social Security Administration, POMS RS 02001.900, Effective Date of the Agreement with Chile. https://secure.ssa.gov/apps10/poms.nsf/links/0302001900
- IRS, Totalization agreements. https://www.irs.gov/individuals/international-taxpayers/totalization-agreements
- IRS, U.S. Citizens and Resident Aliens Abroad. https://www.irs.gov/individuals/international-taxpayers/us-citizens-and-resident-aliens-abroad
- FinCEN, Report Foreign Bank and Financial Accounts. https://www.fincen.gov/report-foreign-bank-and-financial-accounts
- IRS, Do I Need To File Form 8938, Statement of Specified Foreign Financial Assets? https://www.irs.gov/businesses/corporations/do-i-need-to-file-form-8938-statement-of-specified-foreign-financial-assets
- IRS, About Form 8621, Information Return by a Shareholder of a Passive Foreign Investment Company or Qualified Electing Fund. https://www.irs.gov/forms-pubs/about-form-8621
- IRS, About Form 8833, Treaty-Based Return Position Disclosure. https://www.irs.gov/forms-pubs/about-form-8833
Prepared by Noah Green, CPA, CFE.