Yoo Myung-Hee, Korea`s trade minister, said the recent deal would remove “a lot of uncertainty about Brexit” from her country`s relations with Britain. 49.At, the UKTPO argued that the most favoured tax clauses contained in the EU-Korea agreement (see above) could “make Korea less inclined to give better treatment to the UK” than it had already granted to the EU, as it “risks having the same access free of charge” to the whole EU. Authorised export authorisations granted to the UK prior to the UK`s departure from the EU remain valid in the UK for goods exported under the UK-South Korea trade agreement. While Britain is still part of the EU, it is not able to negotiate its own trade agreements, but instead relies on EU agreements. But as soon as he leaves the block, he will be able to do it. You should inquire with the relevant customs authorities about your trade between Great Britain and South Korea. In particular, the rules of origin agreed under the UK-South Korea trade agreement will be reviewed no later than twenty-four months after the entry into force of the trade agreement. Source: Department for International Trade Continuing the United Kingdom`s Trade Relationship with the Republic of Korea (1. .