International Tax
Expert international tax articles and analysis from Simon Newsham CTA — a Chartered Tax Adviser with over 30 years' experience advising businesses and high net worth individuals.

Moving to the UK in 2026: The FIG Regime, Statutory Residence Test and Cross-Border Tax Planning
How the 2026 Foreign Income and Gains regime, the statutory residence test and double-tax treaties shape tax for individuals relocating to the UK.
Read more
What Is the FIG Regime? UK Tax for New Residents Explained (2026)
The FIG regime gives qualifying new UK residents a four-year exemption from UK tax on foreign income and gains, replacing the abolished non-dom remittance basis from 6 April 2025.
Read moreUS Citizens Moving to the UK: A Complete Tax Guide for 2026
Moving from the US to the UK? As a US citizen, you'll face tax obligations in both countries. This comprehensive guide covers residence, the double tax treaty, PFICs, pensions, and pre-arrival planning.
Read moreNon-Dom Tax Changes: The 2025 FIG Regime Explained
The non-dom regime is gone. From April 2025, the new 4-year Foreign Income and Gains (FIG) regime replaces the remittance basis. This guide explains who qualifies, how it works, and what it means for international individuals.
Read moreUS-UK Double Tax Treaty Explained: What Americans Relocating to London Need to Know
The US-UK Double Taxation Convention determines which country taxes what income. From the Foreign Tax Credit to PFICs and pension provisions, here's what Americans relocating to London need to know.
Read moreUK Residence Test: How Transit Days and Exceptional Circumstances Beat HMRC
A recent First-tier Tribunal ruling shows how carefully documented transit days and exceptional circumstances can be decisive in a UK tax residence dispute — and what non-resident taxpayers should learn from it.
Read moreUK Domicile, Non-Doms and the New Residence-Based System: What Changes in 2025
The non-domicile regime has undergone its most significant reform in decades. We explain what has changed, who is affected, and what planning steps to consider.
Read moreUS Businesses: Are You Missing Out on $26,000 Per Employee?
Businesses and non-profits can access free cash as part of the US Government's COVID financial support package.
Read moreNeed Expert International Tax Advice?
Speak with a Chartered Tax Adviser. No obligation, just clear, practical guidance on your tax matter.