The Parliamentary session is being doubled to two years in the hope it will give MPs and peers the maximum time possible to scrutinise legislation surrounding taking the United Kingdom out of the EU.
"However, while talks are ongoing it is important the Government gets on with its business and we are confident there will be sufficient support across the House for passing the Queen's Speech".
Controversial plans to allow new faith schools to select all of their pupils on the basis of their faith have been abandoned and will be absent from Wednesday's Queen's Speech, it has been reported today.
That business includes Brexit talks between the United Kingdom and the European Union, which will start in Brussels on Monday despite the two-day delay to the Queen's Speech.
The Queen's Speech traditionally takes place during the ceremonial State Opening of Parliament, which this year was planned for Monday and has since been postponed to Wednesday as the Conservative party stitched up its deal with the Democratic Unionist Party for support of its minority government.
May's gamble to call a general election three years before the Fixed Term Parliament Act would have required her to hold one backfired on June 8 when her party suffered heavy losses and lost its majority in the Commons.
In a statement afterwards, Mrs May said that "good progress" had been made and an agreement was possible if there was "good will on all sides".
The 1998 Good Friday Agreement, also referred to as the Belfast Agreement, requires the United Kingdom and Irish Governments to show "rigorous impartiality" as they deal with the different political groups in Northern Ireland.
Senior Cabinet figures have refused to say how long they expect the prime minister to remain in No 10 amid claims that successors are being lined up in readiness for a swift leadership campaign.
"A little side bargain to keep Theresa May in power - a temporary little arrangement - won't have any integrity". "Any agreement the DUP secures and any of the things we can win over for Northern Ireland will be for everyone in Northern Ireland", the DUP sources added.
Either way, it is a highly unusual move, and eyebrows will be raised in Westminster and beyond.