30.Some litigation procedures under the withdrawal agreement A declaration that a political agreement has been reached was also adopted by Parliament on 19 October. Following the discussions, the EU said the withdrawal agreement was a legal obligation, adding that “neither the EU nor the UK can change, clarify, modify, interpret, disobey or implement it unilaterally.” The agreement was revised as part of the Johnson Department renegotiation in 2019. The amendments fit about 5% of the text  This triggered Article 50 of the Treaty on European Union, which defines the procedure for the withdrawal of an EU Member State, thus opening a two-year countdown to withdrawal. The withdrawal agreement between the European Union and the United Kingdom sets out the conditions for the UK`s orderly exit from the EU, in accordance with Article 50 of the Treaty on european Union. Meanwhile, the final round of negotiations on a post-Brexit trade deal with the EU is expected to be concluded on Thursday. The agreement also provides for a transitional period, which will last until 31 December 2020 and can be extended by mutual agreement. During the transitional period, EU legislation will continue to apply to the UK (including participation in the European Economic Area, the internal market and the customs union) and the UK will continue to contribute to the EU budget, but the UK will not be represented in EU decision-making bodies. The transition period will give businesses time to adapt to the new situation and the new era, so that the British and European governments can negotiate a new trade agreement between the EU and the UK.   In the withdrawal agreement with the EU, Northern Ireland is still in the UK, but must comply with elements of the EU customs code. The agreement covers issues such as money, citizens` rights, border agreements and dispute resolution. It also includes a transition period and an overview of the future relationship between the UK and the EU.
It was published on 14 November 2018 and was the result of the Brexit negotiations. The agreement was approved by the heads of state and government of the other 27 EU countries and by the British government led by Prime Minister Theresa May, but it faced opposition from the British Parliament, which needed approval for ratification. The approval of the European Parliament would also have been necessary. On January 15, 2019, the House of Commons rejected the withdrawal agreement by 432 votes to 202.  The House of Commons again rejected the agreement by 391 votes to 242 on 12 March 2019 and rejected it a third time, on 29 March 2019, by 344 votes to 286. On 22 October 2019, the revised withdrawal agreement negotiated by Boris Johnson`s government approved the first phase in Parliament, but Johnson halted the legislative process when the accelerated approval programme failed to receive the necessary support and announced his intention to declare a general election.  On 23 January 2020, Parliament ratified the agreement by adopting the withdrawal agreement; On 29 January 2020, the European Parliament approved the withdrawal agreement.