HC Deb 31 January 1945 vol 407 c1439
26. Mr. Perkins

asked the Secretary of State for Air whether the order prohibiting the wearing of Service dress caps by officers of the A.T.C. has now been rescinded.

Sir A. Sinclair

Yes, Sir. An instruction was issued on 3rd April, 1944, permitting A.T.C. officers to wear the Service dress cap when off parade.