The UK parliament would reconvene on may 31 October , the day after an EU summit viewed as the final opportunity for the UK and EU to reach a deal before the existing 31 October deadline . If parties fail to pass a deal presented by Boris Johnson during the sitting , both the government and opposition parties will then have to take control of proceedings to determine the UK 's next course of action .
The UK parliament will reconvene on Saturday 19 October, the day after an EU summit viewed as the final opportunity for the UK and EU to agree a deal before the existing 31 October deadline. If MPs fail to pass a deal presented by Boris Johnson during the sitting, both the government and opposition parties will then attempt to take control of proceedings to determine the UK's next course of action.