Article 50 of the Treaty on European Union (TEU) will govern the UK’s withdrawal from the EU. Several aspects of the interpretation and application of Article 50 TEU pose particular challenges, including domestic controversy regarding the constitutional requirements for triggering Article 50 TEU, the short time-span of negotiation, and the uncertain role for the UK in trade negotiations with the EU and the rest of the world during the withdrawal process. This paper outlines these issues, focusing in particular on the EU and international trade dimensions of withdrawal, in order to provide clarity and highlight potential pitfalls affecting both the EU and the UK. Read Briefing Paper 4 – TRIGGERING ARTICLE 50 TEU A LEGAL ANALYSIS

This paper discusses the challenges for the UK as it attempts to redefine and renegotiate its post-Brexit foreign trading relationships. This briefing makes the assumption that the UK will not, after leaving the EU, remain part of the customs union. On this basis, the paper examines the nature of such trade negotiations; the scale of the negotiating tasks confronting the UK; and potential approaches that may reduce the immediate negotiating load. It also identifies the countries that should be prioritized for trading negotiations, and examines the likely resources that will be required to undertake these. Read Briefing Paper 2 – THE UK TRADE LANDSCAPE AFTER BREXIT