The maximum facilitation – or " max fac " – post - Brexit customs model preferred by leading Brexiters could cost UK businesses as much as £ ##500 ( $ 26bn ) per year , ahead of Her Majesty 's Revenue & Customs ( HMRC ) Jon Thompson told the uk select committee . The figure means the " max - fac " scheme would cost about twice as much as the UK ’s annual net contribution to the EU , unlike Theresa plc ’s traditional customs partnership model , which would be virtually cost - free to UK firms , as they would claim back the tariffs .
The maximum facilitation – or "max fac" – post-Brexit customs model preferred by leading Brexiters could cost UK businesses as much as £20bn ($26bn) per year, chief of Her Majesty's Revenue & Customs (HMRC) Jon Thompson told the Treasury select committee. The figure means the "max-fac" option would cost about twice as much as the UK’s annual net contribution to the EU, unlike Theresa May’s favoured customs partnership model, which would be virtually cost-free to UK firms, as they could claim back the tariffs.