International Tax Guides for Expats

Tax can be one of the most stressful and difficult concerns when you move abroad. With tax residency criteria to interpret, special tax regimes and treaties on top of navigating tax systems in a different language, it's easy to make mistakes. We've created this library of information and guidance on a range of tax subjects for people living abroad, whatever your nationality.

If you're still unsure about any aspect of your taxes and need personalised help, request an introduction to an international tax expert from our trusted partner network.

Speak to an expat tax specialist

Browse our international tax guides

woman holding spanish flag above her head
British

5 most common tax and financial questions high earners ask when moving to Spain

Higher earners moving to Spain often continue receiving income from the UK through companies, pensions, investments and property portfolios. This article explores five of the most common tax and ...

Spain
letters from HMRC
Everyone

HMRC nudge letters for overseas income - and what do I need to do if I receive one?

More and more people are receiving letters from HMRC asking them to disclose overseas income to the Worldwide Disclosure Facility. Receiving a brown envelope containing a "nudge letter" can be ...

United Kingdom
person typing on laptop with question marks
British

The most common UK tax residency questions people ask Experts for Expats

Experts for Expats receives thousands of enquiries from British citizens living internationally who are trying to understand their UK tax residency position. We've boiled down the most common ...

United Kingdom
woman working in kitchen on laptop
Everyone

What happens if you leave the UK but keep receiving UK income?

Leaving the UK does not remove your UK tax obligations if you continue to receive UK income. Your position depends on your residency status, the type of income you receive, and the country you move ...

United Kingdom
tax sign and a house
Everyone

Property taxes in Italy: What overseas buyers need to know

This article explains the main property taxes in Italy for overseas buyers, including taxes on purchase, ongoing ownership and sale. It also highlights the importance of understanding cross-border ...

Italy
post it note with capital gains tax written stuck on a calculator
Everyone

UK Capital Gains Tax for non-residents: Rules, rates, reporting requirements and reliefs

Capital Gains Tax (CGT) is charged when you sell or dispose of assets that have increased in value, including investments, property and some business assets. While the UK tax system offers allowances ...

United Kingdom
french flag blowing in the breeze
Everyone

Tax in France for expats: residency rules, income tax rates and PFU explained

Understanding the French tax system is essential for anyone moving to France. This guide explains how tax residency works, how income tax is calculated through the foyer fiscal, the PFU flat tax on ...

France
Landscape of the Spanish coastline with properties and the sea
Everyone

Taxes in Spain: A guide for expats and foreign nationals (2026)

Spain offers an incredible lifestyle, but tax rules can feel unfamiliar, especially for British expats accustomed to a centralised system. Getting the right advice early is the simplest way to avoid ...

Spain
HMRC Forms with pound coins and £50 notes
Everyone

UK taxes explained for expats & non-residents

UK expat tax advice for British expats and non-residents. Provides an overview of your UK tax residence status, the SRT, Capital Gains Tax and personal allowance and rules covering UK income tax. ...

United Kingdom
portugal flag
Everyone

Portugal tax guide for expats: residency, income tax and foreign income rules

Portugal remains a popular destination for international residents, but its tax system has evolved following the closure of the Non-Habitual Resident (NHR) regime at the end of 2024. This guide ...

Portugal
boat-with-hong-kong-skyline-background
Everyone

Hong Kong tax guide for foreigners and expats

A detailed Hong Kong tax overview for expats living or moving to Hong Kong. If you need assistance, we can connect you with a trusted Hong Kong tax specialist from our network.

Hong Kong
italian tax forms a pen and euros
Everyone

Taxes in Italy for expats: residency, income tax rates and special tax regimes

This guide explains how the Italian tax system works for expats and foreign residents, including tax residency rules, income tax rates, wealth taxes on foreign assets and the special tax regimes ...

Italy
cancelled flights board
British

Does the war in Iran count as “exceptional circumstances” from a UK tax residence perspective?

The war involving Iran and other countries in the Middle East have raised concerns for expats living in the area who may be considering a temporary return to the UK. This article explains how travel ...

United Kingdom
right move advert
Everyone

Tax implications of UK property investment as a US resident

A comprehensive guide to how UK property is taxed for US residents, covering rental income, capital gains and the interaction between UK and US tax rules.

United Kingdom
modelo 145 form
British

UK-Spain tax requirements when moving to Spain from the UK

This guide explains how UK and Spanish tax rules apply when moving to Spain from the UK. It covers tax residency, pensions, income reporting, capital gains, wealth considerations and how the UK–Spain ...

Spain
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