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International Real Estate: The Tax Implications Every Cross-Border Buyer Must Understand

Alex SaidaniPublished February 10, 2026
Reviewed by James Thornton · CPA, LLM (International Tax) · Last reviewed February 10, 2026

Buying real estate in another country creates tax obligations in multiple jurisdictions simultaneously. Rental income may be taxable where the property is located and in your country of residence. Capital gains on sale are typically taxed in both jurisdictions, with a tax credit mechanism reducing but not always eliminating double taxation. Wealth taxes and estate taxes may apply. And the structure through which you hold the property (personally, through a company, or through a trust) determines how all of these obligations interact. Here is what you need to know before signing.

Rental Income: Taxed in Two Places

When you own foreign property and rent it out, the rental income is almost always taxable in the country where the property is located, regardless of where you are resident. Most countries treat rental income from locally-situated property as local-source income, taxable to non-residents under domestic law or through withholding.

The same income is also likely taxable in your country of tax residence under its worldwide income rules (if you are in a worldwide system) or, in some territorial systems, if the income is considered 'remitted' or 'received' in the country. A double tax treaty between the two countries usually prevents full double taxation, typically giving the primary right to tax to the country where the property sits, with a credit in your residence country.

  • Property-source country: has primary right to tax rental income in most treaties; non-resident withholding rates vary from 15% to 35%
  • Residence country: credits the foreign tax paid against your domestic tax liability; may still require filing even if no net tax is owed
  • No treaty situation: double taxation of rental income is possible without treaty protection; careful planning required for cross-border property investment between non-treaty countries
  • Local expenses: deductibility of mortgage interest, depreciation, and expenses varies significantly by country; do not assume the rules are the same as in your home jurisdiction

Capital Gains on Property Sale

Capital gains on the sale of foreign real estate follow a similar pattern. The country where the property is located has the primary right to tax the gain under most treaties. Most treaties include an explicit article on gains from the alienation of immovable property, giving the source country taxing rights. Your residence country then credits the source-country tax against its domestic capital gains liability.

Key variables: the definition of cost basis (purchase price adjusted for improvements, indexed in some jurisdictions), the rate of tax (some countries offer reduced rates for long-held property), and the availability of principal residence exemptions.

  • US persons: capital gains on foreign property reported on Schedule D; foreign taxes paid as credit on Form 1116; if the property was a principal residence, §121 exclusion ($250,000/$500,000) may apply
  • UK residents: capital gains on overseas property taxable in the UK at 24% (residential); foreign tax credit available for foreign CGT paid
  • Non-resident CGT: many countries now impose CGT on non-resident sellers of local property: France, Spain, UK (since 2019), Australia all have NRCGT regimes
  • Inflation indexation: some countries (Ireland, Israel) index the purchase price for inflation, reducing nominal gains on long-held property

Wealth Taxes and Annual Property Taxes

Several European countries impose annual wealth taxes or net wealth taxes that apply to foreign-held real estate for residents. France's Impôt sur la Fortune Immobilière (IFI) taxes French residents on the net value of worldwide real estate above EUR 1.3 million. Spain has a wealth tax (IP) on non-residents for property held directly in Spain above EUR 700,000. Norway, Switzerland, and several other countries have similar regimes.

The structure of property ownership can significantly affect wealth tax exposure. A French resident who holds US property through a US LLC may be able to argue the LLC interest is a financial asset (not real estate) for IFI purposes, reducing or eliminating IFI liability on that holding. French tax authorities have challenged this analysis, but it remains litigated.

  • France IFI: 0.5% to 1.5% annually on net worldwide real estate value above EUR 1.3M for French residents
  • Spain IP: 0.2% to 3.5% annually on net assets above EUR 700,000 for Spanish residents; non-residents pay on Spanish-located assets
  • Norway: 1% annual net wealth tax on assets above NOK 1.7M; global assets for Norwegian residents
  • Holding structures: LLC, SA, SAS, or other entity structures can sometimes affect wealth tax classification, but requires careful jurisdiction-specific analysis

Inheritance and Estate Tax on Foreign Property

Foreign real estate is typically part of your taxable estate in the country where it is located, regardless of your nationality or residency. The US estate tax applies to worldwide assets of US citizens and to US-situated assets of non-US decedents, including real property in the US. The UK inheritance tax applies to UK-situated assets regardless of the deceased's domicile, and to worldwide assets of UK-domiciled decedents.

Estate tax treaties between countries can reduce double taxation of the same assets, but the US has estate tax treaties with only a limited number of countries. Cross-border estate planning, using trusts, holding entities, and coordinated wills in each relevant jurisdiction, is essential for high-net-worth property owners.

  • US estate tax: applicable to worldwide assets of US citizens and residents; top rate 40%; applies to US real estate owned by non-US persons
  • UK IHT: 40% on assets above the nil-rate band (£325,000); UK-situated property taxable for all decedents; worldwide assets taxable for UK-domiciled decedents
  • Planning: offshore property held through a foreign company may remove it from the estate for certain purposes; jurisdiction-specific analysis required
  • Cross-border wills: a single will may not be recognized in both countries; separate wills drafted under each country's law are often preferable
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