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Labour's Emily Thornberry and Keir Starmer wrote to Brexit Secretary David Davis this morning with a list of 170 questions the Tories must answer about leaving the EU.

They're demanding answers to one question for every day between now and March 31st - Theresa May's 'self imposed' deadline for triggering Article 50 .

Their letter reads: “If you are able to provide satisfactory answers to all these questions, just one per day from tomorrow until 31 March next year, it might give some confidence that the Government is entering the Article 50 negotiations with a clear plan.

(Image: Ben Stansall / AFP / Getty) (Image: PA)

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"If not, it will reinforce the sense that the Government is instead blundering into this process without a clear endgame in mind, repeating exactly the same mistake that the previous Prime Minister made with his ‘renegotiation’ of Britain’s EU membership last year: working to an artificial, self-imposed timetable; with a flawed Plan A of what he wanted to achieve; and no Plan B whatsoever."

Here are Labour's 170 questions in full

Free movement of goods and services

(Image: Getty)

We are assuming that the government has considered the following options for its continued post- Brexit trading relationship with the European Union:

(i) maintaining full membership of the Single Market, as at present;

(ii) negotiating UK terms for membership of the European Economic Area;

(iii) negotiating UK terms for membership of the European Free Trade Agreement;

(iv) negotiating a Customs union with the EU;

(v) negotiating a bespoke, bilateral free trade deal with the EU;

(vi) adopting a unilateral free trade policy with all trading partners; and

(vii) reverting to WTO rules for future trade arrangements, including the imposition of tariffs.

In that light, please answer the following questions: