Multi-billionaire Ineos founder Jim Ratlcliffe has left the UK to become a resident of tax-haven Monaco, according to filings in the UK.

The Brexit supporter’s status as domiciled in the Mediterranean principality emerged in an updated filing with Companies House related to private aviation company Hampshire Aviation, of which he is a director.

Earlier this year, the UK's Sunday Times Rich List estimated that Ratcliffe’s wealth had plummeted by £6 billion ($7.3