HC Deb 21 March 1967 vol 743 cc240-1W
Sir F. Bennett

asked the Prime Minister by what authority, other than that included in Section 4(1) of the Official Secrets Act, 1920, production may be required by Her Majesty's Government of all telegrams or any specified class or description of telegrams.

The Prime Minister

I would refer the hon. Member to the information given in Part I of the Report of the Committee of Privy Councillors in 1957.