Beer mat Brexit: do the facts stack up? A proportion of this money is then spent in the UK on EU-funded projects, though less than most other EU countries. People pay for tariffs set by the EU every time they shop—and the government collects the money and sends it to Brussels. Lawyers have repeatedly said that there is no legal obligation for the UK to pay to leave the EU. One way to compare what sort of tariffs different countries charge on their imports is to compare their average World Trade Organisation (WTO) tariffs.