US citizens and Green Card holders living abroad may still owe state taxes depending on their last state of residence, domicile status, and time spent in that state. State tax obligations vary by state and are separate from federal tax requirements.
US taxpayers who use a tax treaty to modify how US tax law applies to their income may be required to disclose that claim to the IRS using Form 8833. Not all treaty benefits trigger the filing requirement, and the rules depend on the specific treaty position being taken.
An overview of visa types and residency or citizenship pathways available to US citizens considering a move abroad. The article covers various routes that Americans can use to establish legal status in another country.
Form 8960 is used to calculate and report the 3.8% Net Investment Income Tax (NIIT), which applies to certain U.S. taxpayers whose investment income exceeds modified adjusted gross income thresholds. The form may be required for U.S. citizens and residents living abroad who have passive income such as dividends, capital gains, or rental income.
The IRS still accepts late US tax returns after the October 15 extended deadline, and filing late is separate from paying any outstanding balance. Penalties may increase over time, so earlier submission reduces additional costs.
Congress amended the controlled foreign corporation (CFC) rules in 2025, with changes taking effect in 2026. U.S. citizens who own foreign companies may see different treatment of overseas business profits on their U.S. tax returns as a result.
October 15, 2026 is the final filing deadline for U.S. expats who requested an extension to submit their 2025 federal tax return. The extension applies to filing only, not to payment of any taxes owed.
The IRS announced a new Automatic Exemption from Penalty (AEP) program in July 2026, applying to eligible 2025 tax returns. Taxpayers who have filed and paid on time for the previous three years may have certain penalties automatically waived if they make a one-time mistake.
A presentation from the 2026 US Expats Financial Conference covers cryptocurrency-related information relevant to Americans living abroad. Topics include what US expats should be aware of regarding crypto holdings and obligations in 2026.