Evidence
16.-(1) Evidence before a Tribunal may be given orally or, if the parties to the proceedings consent or the President or the Tribunal so orders, by affidavit, but the Tribunal may at any stage of the proceedings make an order requiring the personal attendance of any deponent for examination and cross-examination.
(2) The provisions of paragraphs (2), (3), (4), (5) and (6) of Rule 9 shall apply to an application to the President for leave to give evidence by affidavit.