“16.—(1) On the application of a party or on its own initiative, the Tribunal may— (a) by summons (or, in Scotland, citation) require any person to attend as a witness at a hearing at the time and place specified in the summons or citation; (b) order any person to answer any questions or produce any documents in that person’s possession or control which relate to any issue in the proceedings. (2) A summons or citation under paragraph (1)(a) must— (a) give the person required to attend at least 14 days’ notice of the hearing, or such shorter period as the Tribunal may direct; and (b) where the person is not a party, make provision for the person’s necessary expenses of attendance to be paid, and state who is to pay them. (3) No person may be compelled to give any evidence or produce any document that the person could not be compelled to give or produce on a trial of an action in a court of law in the part of the United Kingdom where the proceedings are due to be determined. (4) A person who receives a summons, citation or order may apply to the Tribunal for it to be varied or set aside if they did not have an opportunity to object to it before it was made or issued. (5) A person making an application under paragraph (4) must do so as soon as reasonably practicable after receiving notice of the summons, citation or order. (6) A summons, citation or order under this rule must— (a) state that the person on whom the requirement is imposed may apply to the Tribunal to vary or set aside the summons, citation or order, if they did not have an opportunity to object to it before it was made or issued; and (b) state the consequences of failure to comply with the summons, citation or order.”
“5.—(1) Subject to the provisions of the 2007 Act and any other enactment, the Tribunal may regulate its own procedure. (2) The Tribunal may give a direction in relation to the conduct or disposal of proceedings at any time, including a direction amending, suspending or setting aside an earlier direction. (3) In particular, and without restricting the general powers in paragraphs (1) and (2), the Tribunal may by direction— … (d) permit or require a party or another person to provide documents, information or submissions to the Tribunal or a party; …”
“ Striking out a party’s case 8.—(1) The proceedings, or the appropriate part of them, will automatically be struck out if the appellant has failed to comply with a direction that stated that failure by a party to comply with the direction would lead to the striking out of the proceedings or that part of them. (2) The Tribunal must strike out the whole or a part of the proceedings if the Tribunal— (a) does not have jurisdiction in relation to the proceedings or that part of them; and (b) does not exercise its power under rule 5(3)(k)(i) (transfer to another court or tribunal) in relation to the proceedings or that part of them. (3) The Tribunal may strike out the whole or a part of the proceedings if— (a) the appellant has failed to comply with a direction which stated that failure by the appellant to comply with the direction could lead to the striking out of the proceedings or part of them; (b) the appellant has failed to co-operate with the Tribunal to such an extent that the Tribunal cannot deal with the proceedings fairly and justly; or (c) the Tribunal considers there is no reasonable prospect of the appellant’s case, or part of it, succeeding. (4) The Tribunal may not strike out the whole or a part of the proceedings under paragraphs (2) or (3)(b) or (c) without first giving the appellant an opportunity to make representations in relation to the proposed striking out. (5) If the proceedings, or part of them, have been struck out under paragraphs (1) or (3)(a), the appellant may apply for the proceedings, or part of them, to be reinstated. (6) An application under paragraph (5) must be made in writing and received by the Tribunal within 28 days after the date that the Tribunal sent notification of the striking out to the appellant.”
“2.—(1) The overriding objective of these Rules is to enable the Tribunal to deal with cases fairly and justly. (2) Dealing with a case fairly and justly includes— (a) dealing with the case in ways which are proportionate to the importance of the case, the complexity of the issues, the anticipated costs and the resources of the parties; (b) avoiding unnecessary formality and seeking flexibility in the proceedings; (c) ensuring, so far as practicable, that the parties are able to participate fully in the proceedings; (d) using any special expertise of the Tribunal effectively; and (e) avoiding delay, so far as compatible with proper consideration of the issues. (3) The Tribunal must seek to give effect to the overriding objective when it— (a) exercises any power under these Rules; or (b) interprets any rule or practice direction. …”