s 16 Privilege of witnesses
16.—(1) No public officer shall be required —(a) to produce before Parliament any paper, book, record or other document; or (b) to give before Parliament evidence on any matter, if the President certifies that the paper, book, record or other document or the evidence relates to affairs of State and that the public interest would suffer by the production thereof. (2) Every person summoned to attend to give evidence or to produce any paper, book, record or other document before Parliament shall be entitled in respect of such evidence or the disclosure of any communication or the production of any such paper, book or record or other document to the same privilege as before a court of law. (3) Sections 125 and 126 of the Evidence Act 1893 shall not be applicable in any case where a public officer is so summoned to attend before Parliament.