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Learn about US taxes for American entrepreneurs in Europe, including self-employment tax, totalization agreements, foreign-company reporting and IRS forms.
Moving between European countries as a US expat? Compare tax treaties, pension rules, Social Security totalization and certificates of coverage.
Building wealth as an American in Europe? Learn how U.S. tax rules, PFICs, IRAs, foreign accounts and local savings structures affect long-term wealth.
Learn how the Netherlands taxes a US brokerage account under Box 3 in 2026, including deemed returns, actual-return relief, and the proposed 2028 changes.
Learn the Dutch 30% ruling for Americans in 2026, including salary requirements, the €78,600 cap, Box 3 impact and the 27% change from 2027.
Tax and financial planning for Americans in the Netherlands: US taxes, Dutch Box 3, the 30% ruling, treaty rules, reporting and key 2026 dates.
Moving to Portugal from the US? Learn when Portuguese tax residency starts, how US taxes continue, when to get a NIF, and when to file Modelo 3.
Retiring to Portugal as a US citizen? Learn how 401(k)s, IRAs and Social Security are taxed under the US-Portugal tax treaty, including tax credits and NHR.
Taxes, NHR and IFICI explained for Americans in Portugal, including US filing, retirement income, investments, FBAR, PFICs and cross-border planning.
Learn how the US–Switzerland totalization agreement coordinates Social Security and Swiss AHV, including eligibility, benefits, WEP repeal and taxation.
Retiring in Switzerland as a US citizen? Learn how US and Swiss tax rules treat 401(k)s, IRAs, Social Security, AHV and Pillar 2.
Can Americans have Swiss bank accounts? Learn what FATCA requires, why Swiss banks ask for a W-9 and U.S. TIN, and what you must report yourself.