EU-UK TCA does not provide for free movement of persons beyond ‘visa-free 104 See ‘Institutional consequences’ below. 105 The agreement relies on instruments of the Council of Europe including on Mutual Assistance in Criminal Matters (1959), Suppression of Terrorism (1977), and Extradition (1957). 106 Article 656(6) TCA. 107 CLS Opinion, n 11 above, para 35 108 Case C-431/11 UK v Council ECLI:EU:C:2013:589. 109 Case C–81/13 UK v Council ECLI:EU:C:2014:2449 at [11], [13] and [45]; Case 12/86 Demirel n 84 above at [9].