Brexit timeline—withdrawal [Archived]

The following Public Law practice note provides comprehensive and up to date legal information covering:

  • Brexit timeline—withdrawal [Archived]
  • Brexit timeline—2020 (up to exit day)
  • Brexit timeline—2019
  • Brexit timeline—2018
  • Brexit timeline—2017 (after Article 50 notification)
  • Brexit timeline—2015–2017 (before Article 50 notification)

Brexit timeline—withdrawal [Archived]

ARCHIVED: This Practice Note has been archived and is not maintained.

On 23 June 2016, the UK held a referendum on its membership of the EU, with a majority voting in favour of the UK leaving the EU (aka 'Brexit'). On 29 March 2017, the UK Prime Minister gave formal notification of the UK's intention to withdraw from the EU, commencing the withdrawal process under Article 50 TEU, see: Brexit: UK Article 50 TEU notification starts the clock—what happens now?

This Practice Note sets out the timeline of key events and updates (in reverse chronological order) during that process, from the referendum, leading up to the point that the UK triggered Article 50 TEU, and from that point to the UK’s formal withdrawal from the EU on 31 January 2020. Updates after that date are available in our Brexit timeline.

Further reading is available in our Brexit subtopic, see: Brexit—overview. For further updates and guidance specific to individual practice areas, see: Brexit toolkit.

Brexit timeline—2020 (up to exit day)

31 January 2020 (11 pm)EU
Exit day
The UK formally withdrew its membership of the EU at 11 pm on 31 January 2020 (exit day). At this point, the withdrawal period under Article 50 TEU came to an end and the Withdrawal Agreement setting out the legal terms of

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