The CJEU decided that EU citizens who obtain the nationality of a host-state can rely directly on Art. 21 TFEU to obtain a derived right of residence for their third-country national spouse, in a case which has implications for both the UK and EU.
Currently the UK and the EU financial sector benefit from the European passport system and a common set of rules. Brexit will change this, as the UK will leave the EU. What are the negative effects of Brexit and how to mitigate them?