Taxpayers with unreported offshore income, or are concerned an existing offshore arrangement may have become ineffective, have “only 10 months to bring their tax affairs up to date”, partner and tax investigations specialist at Blick Rothenberg, Gary Gardner, has warned.

In the Chancellor’s Budget on Wednesday (22/11/2017), the Government announced 18 new measures to tackle tax evasion and avoidance, which Mr Hammond claimed will bring in an additional £4.8 billion between now and 2022/23.

Mr Gardner stated tha...