Vialto expert article published in Bloomberg Law


September 14, 2026

Europe, Middle East and Africa

New UK government data on non-domiciled taxpayers shows only a modest exodus so far, but the underlying trends tell a more urgent story for employers: shrinking non-dom numbers, rising average tax bills, and a wave of new compliance demands under the UK’s Foreign Income and Gains regime. As internationally mobile executives and high earners weigh their options, businesses are under growing pressure to keep pace with increasingly complex tax, immigration, and residence requirements.

Martin Muhleder, a partner at Vialto, argues in this Bloomberg Law article that tax, immigration, social security, payroll, and mobility data can no longer be managed in silos when employees work across borders. His insight points to a challenge many employers overlook: as digital border systems generate ever more detailed travel records, any mismatch with internal mobility data can trigger scrutiny and unexpected liabilities. For HR and mobility leaders, building integrated, forward-looking compliance processes now will be key to avoiding costly surprises as reporting requirements continue to tighten.

Read the full article here

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