Here are three things to help you get your head around it:
1) Clerk of Legislation, Liam Laurence Smith explains what is being debated:
2) A guide to the amendments:
a) Put forward by Jeremy Corbyn and the Official Opposition - requires ministers to find time for Parliament to consider and vote on options which prevent the UK leaving the EU without a deal.
o) Put forward by Ian Blackford and the SNP - seeks an extension of the Article 50 period, rules out no deal, and says that "the people of Scotland should not be taken out of the EU against their will".
g) Put forward by Dominic Grieve and others - suspends Standing Order 14 on 12 & 26 Feb, and 5,12,19 & 26 March to allow MPs to vote on different options for the Brexit withdrawal process.
b) Put forward by Yvette Cooper and others - makes time for MPs to debate the EU Withdrawal (No. 3) Bill, which would call for Article 50 period to be extended if a deal is not agreed before 26 February
j) Put forward by Rachel Reeves and others - requires the Government to request an extension to Article 50 if the Commons has not approved the deal by 26 February
i) Put forward by Dame Caroline Spelman and others - rejects leaving the EU without a deal
n) Put forward by Graham Brady and others - This amendment requires the Northern Ireland backstop to be replaced with 'alternative arrangements' and would support the Withdrawal Agreement 'subject to this change'
3) The various Brexit options, and their likely levels of support from the Government, Opposition and the EU:
Specialists in the House of Commons Library have prepared a simple, impartial guide to the week ahead. Get the Brexit Digest sent to your inbox every Monday by signing up here
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