4(1)Where any of the enactments as applied to building societies requires a notice or other document to be sent to the central office, it shall have effect as if it required the central office to keep the notice or document in the public file of the society concerned and to record in that file the date on which the notice or document is placed in it.
(2)Where any of the enactments, as so applied, refers to the registration, or to the date of registration, of such a notice or document, that enactment shall have effect as if it referred to the placing of the notice or document in the public file or (as the case may be) to the date on which it was placed there.