The Northern Ireland protocol has articles in it that envisage the need for amendments. That is why article 13(8) and article 16 exist. We are confident that we are acting in accordance with international law in what we are doing and, as I have said to a number of right hon. and hon. colleagues across the House, it is a long-standing convention of Governments of all political persuasions that we do not discuss the content of legal advice given to Government.