JANUARY 28, 2019 / 6:49 AM / UPDATED A DAY AGO
Britain's Prime Minister Theresa May leaves church near Maidenhead, Britain, January 27, 2019. REUTERS/Toby Melville
The PM is looking to change the text of the agreement to insert either a sunset clause or a mechanism for the UK to escape without reference to the EU, Boris Johnson said in The Telegraph.
The contentious backstop arrangement is designed to prevent a hard border between Ireland and the UK province of Northern Ireland by requiring Britain to keep some EU rules if it was unable to agree a trade deal with the bloc.
Ireland said earlier on Sunday it would not accept any changes to the backstop agreement.