With regard to national defence: (a) what is the date and file number of each Statement of Operational Requirement (SOR) which has been written or prepared in respect of the F-35 Joint Strike Fighter; (b) how many criteria are in each SOR; (c) what were the reasons for any changes made to each version; (d) what was the nature of those changes; and (e) who requested or directed those changes?
In the House of Commons on November 23rd, 2012. See this statement in context.