PART III - FORMS OF MUTUAL ASSISTANCE
6. Procedure for an evidence-gathering order or a search warrant
(2) Subject to section 5(5), a request by a foreign State, or an international criminal tribunal, for an evidence-gathering order shall -
(b) specify -
(iii) whether it is desired that the person be examined orally or in writing ;
Reasons for and details of procedure or requirement to be followed
EDIT.