ICAEW: HMRC is currently investigating some of the richest people in Britain over nearly £2bn worth of potentially unpaid taxes. According to the National Audit Office (NAO), the Revenue is conducting “formal enquiries” on a third of the UK's high net worth taxpayers – those with wealth of more than £20m.
Full story: http://economia.icaew.com/news/november-2016/one-in-three-of-britains-richest-investigated-for-unpaid-taxes-hmrc-national-audit-office