Julius Baer | Although the UK will most likely officially exit the EU tomorrow, this exit will mostly be formal. The withdrawal agreement only defines the terms of divorce, limiting immediate disruptions, but says little about the future trade relationship between the UK and EU. The so-called ‘Political Declaration’, a 26- page sketch of the future trade relationship alongside the with- drawal agreement, but not legally binding, defines a so-called ‘transition’ or ‘implementation’ period from the date of Brexit until the end of 2020.