The Northern Ireland (Ministers, Elections and Petitions of Concern) Act receives royal assent, the Act removes the duty on the part of the UK government to set a date for an election if the posts of First and deputy First Minister are not filled within a week. It also enables the Assembly to continue for at least six months.
Belfast High Court suspends the implementation of DUP Agriculture Minister's instruction to stop SPS checks at NI ports until a further order from the Court or until judicial review proceedings conclude.
Northern Ireland's DUP First Minister, Paul Givan, resigns as part of his party's protest against the Protocol. Under the requirements of power-sharing government in Northern Ireland, the resignation of the DUP First Minister forces the resignation of the Sinn Féin deputy First Minister, Michelle O'Neill.
Checks and controls on goods arriving at Northern Ireland ports continue despite DUP Agriculture Minister Poots issuing an order for these to be stopped. Spokesman for the UK Prime Minister says the government is "reviewing the legal position". MEPs release a statement condemning the Agriculture Minister's action.
Co-Chairs of the Joint Committee, UK Foreign Secretary Liz Truss and European Commission Vice President Maroš Šefčovič discuss progress on UK-EU technical talks about the Protocol. Separate UK and EU statements are released.
Northern Ireland DUP Minister for Agriculture, Edwin Poots, orders cessation of checks and controls at Northern Ireland ports from midnight.
UK Foreign Secretary and Co-Chair of the Joint Committee, Liz Truss, meets with political leaders and business representatives during a visit to Northern Ireland. Speaking from Belfast Truss said she wants "a deal that works for everyone" and described ongoing talks as "constructive" while also stating that the UK government would trigger Article 16 if necessary and suggesting it would be a "matter for the Executive" if officials were ordered to stop checks required under the Protocol by DUP Minister for Agriculture, Edwin Poots.
UK Prime Minister Boris Johnson announces those MPs and Peers appointed to the UK delegation to the UK-EU Parliamentary Partnership Assembly set up under Article 11 of the UK-EU Trade and Cooperation Agreement.
Co-Chairs of the Joint Committee, UK Foreign Secretary Liz Truss and European Commission Vice President Maroš Šefčovič issue a short joint statement after their second in-person meeting in Brussels. The statement described the "constructive atmosphere" of the meeting and said officials would continue to meet this week with the two Co-Chairs meeting again the week after.
EU Co-Chair Šefčovič later issued a more detailed statement and UK Co-Chair Truss commented on developments in UK-EU talks during a media interview.
Co-Chairs of the Joint Committee, speak by videocall after a week of talks between UK and EU officials. Both issue short statements from respective UK and EU perspectives. Talks continue.
Writing in the Belfast Telegraph UK Foreign Secretary and Co-Chair of the Joint Committee says the "Protocol must be changed to protect the hard-won peace" in Northern Ireland" while also stating her belief that the UK and EU "can bridge the gaps" and "iron out the issues" in the context of ongoing talks about its implementation.
Co-Chairs of the Joint Committee, European Commission Vice-President, Maros Šefčovič and UK Foreign Secretary, Liz Truss, hold their first in-person meeting at Chevening, England. The Co-Chairs release a short joint statement describing the "cordial atmosphere" and shared "desire for a positive relationship".
Officials will hold intensified talks next week and principals are due to meet again on 24 January.
Figures in the latest Northern Ireland Chamber Quarterly Economic Survey suggest EU exit has had a negative impact on the business performance of a majority (62%) of NI firms but a majority (57%) have also 'adapted well' or are 'dealing with it now' after initial difficulties.
Writing in The Telegraph newspaper, UK Foreign Secretary and Co-Chair of the Joint Committee, Liz Truss, states her willingness to "trigger Article 16 [of the Protocol] if the EU does not cooperate" while also suggesting there "is a deal to be done" between the UK and EU on the implementation of the Protocol.