Question to the Cabinet Office:

To ask the Chancellor of the Duchy of Lancaster and Minister for the Cabinet Office, if he will publish (a) the most up-to-date version of the 1 August 2019 Operation Yellowhammer document and (b) the dates on which each version of that document was circulated; what the distribution list is for that document; and for what reasons the assumptions in each version changed.

It has not proved possible to respond to the hon. Member in the time available before Prorogation.