Remaining part of the EU’s security and migration programme could cost a further €450 million

Brussels will present Britain with an “access” bill of up to €5 billion (£4.3 billion) a year after Brexit, including a €1 billion payment into European aid budgets, Times analysis suggests.

Ministers have claimed that the government will no longer pay “vast” sums to Brussels after Britain leaves in 2019. Privately, however, they accept that they will have to continue contributing to EU programmes if they want to achieve Theresa May’s goal of negotiating the “greatest possible access” to the single market.

The Times has analysed the cost of the EU programmes ministers want to continue participating in along with comparable fees for single market access paid by other non-EU states.

It shows that the financial price for the “best possible deal” is likely to