![Calais, France - August 12 2018: Member of the UK Border Force police checking cars as they approach the Eurotunnel terminal](https://reaction.life/wp-content/uploads/2018/05/shutterstock_1227053824-600x375.jpg)
Revealed: HMRC customs bill for Brexit overstated by as much as ÂŁ18bn
Jon Thompson, head of HMRC stated in evidence to the House of Commons Treasury Select Committee on May 23Â that the additional cost to UK companies of customs administration outside the UK Customs Union could amount to a sum in “the high teens of billions”.