Question to the Foreign, Commonwealth & Development Office:

To ask the Secretary of State for Foreign and Commonwealth Affairs, what notification he has received on whether there are (a) constitutional requirements and (b) potential legal proceedings in other EU member states related to the Decision of the Heads of State or Government, meeting within the European Council, on 18 and 19 February 2016.

It is for the relevant national authorities in other Member States to determine their constitutional requirements and potential legal proceedings.

The Decision of the Heads of State or Government, meeting within the European Council, on 18 and 19 February 2016 was agreed to by all Member States and is now a legally binding document that has been registered with the United Nations as an international treaty.