Lakshmi Mittal, the steel magnate who dominated The Sunday Times Rich List for more than a decade, has left the UK after nearly 30 years, becoming the latest billionaire to relocate following Labour’s tax reforms. The ArcelorMittal founder, once the UK’s wealthiest resident and still worth £15.4 billion, has moved his tax residency to Switzerland and plans to spend much of his time in Dubai, where he already owns a mansion and is now developing...










