The bill, debated and approved in a single day, compels May to seek to extend the Brexit process beyond April 12 so as to prevent a no-deal passing. "We recognize that she has made a move". The two leaders visited the now invisible border to meet people whose lives and livelihoods would be disrupted by the return of customs posts and other obstacles.
The EU is discussing different options: a delay until the end of the year, next Spring or the end of 2020 though in recent days discussions have focused mostly on a one year delay.
He added that he had also raised the topic of a second referendum.
An anti-Brexit protester demonstrates outside the Houses of Parliament in London on Thursday. He himself has said such a vote should be restricted to specific circumstances. The Labour leader hopes May will soften her approach to separating from the EU's customs and trading system, reported The New York Times. "European Union should insist on long extension with participation in European Union elections".
While May continues talks with Corbyn on Thursday, and there could be more parliamentary votes on what course Brexit should take, the ball is also in Europe's court over whether it will afford the United Kingdom more time if needed (and as expected) especially as it would mean that the United Kingdom will have to participate in European Parliament elections between May 23-26.
The draft legislation will next be considered in the Lords as early as Thursday.
But, what will Corbyn demand in his talks with May?
A further meeting between May and Corbyn will happen when there is a reason for one, her spokesman said.
Some of Corbyn's positions have infuriated the British establishment.
The cross-party talks have provoked strong criticism from MPs in both parties, with two ministers resigning on Wednesday.
"May's announcement came after a seven-hour meeting of her fractious Cabinet, which can be split between supporters of a" tender Brexit" that keeps close financial ties with the European Union, also Brexiteers who believe that a no-deal departure is much better than compromising.
In a marathon session of Prime Minister's Questions, May was buffeted by hostile interventions from her own MPs.
So far that the House of Commons has neglected to discover a majority for any alternative plan.
Excluding cabinet reshuffles, May's tally of resignations has passed 30, overtaking then Labour Prime Minister Tony Blair who had around 29 resignations. He also described a public vote to approve any final deal as "a perfectly credible proposition".
There were signs of divisions in Labour, too.
The prime minister wants to agree a policy with the Labour leader for MPs to vote on before 10 April - when the European Union will hold an emergency summit on Brexit. "And we have reached those limits".
Gibraltarians, whose economy depends on an open border with Spain, voted overwhelmingly to remain in the European Union in Britain's 2016 referendum.
Brexit Secretary Stephen Barclay said the government would accept a soft Brexit if parliament voted for it. Members of Parliament were tied 310-310 on whether to hold the so-called indicative votes on Monday. Speaker John Bercow cast his vote with the noes. On Wednesday, for the first time in a quarter of a century, a vote by lawmakers ended in a tie. "It's not for the chair to create a majority that doesn't exist", Bercow said.
Anger among Tory Brexiteers was increasing, with European Research Group deputy chairman Steve Baker telling Peston the leadership of the Conservative Party was "out of step with members and, I think, the country".