21.—(1) A proper officer shall, with due regard to the convenience of the parties, appoint a time and place for an oral hearing and, not less than twenty-one days before the date so fixed (or such shorter time as the parties agree), send to each party a notice of the hearing at such time and place.
(2) The proper officer shall include in or with the notice of hearing:
(a)information and guidance, in a form approved by the Chairman, as to attendance at the hearing of the parties and witnesses, the bringing of documents, and the right of representation by another person;
(b)a statement of the right of the parties to ask for and to receive reasons in writing for a decision of the Tribunal;
(c)a statement explaining the possible consequences of non-attendance and of the right of any party who does not attend and is not represented, to make representations in writing.
(3) The Tribunal may alter the time and place of any oral hearing and the proper officer shall give the parties not less than seven days (or such shorter time as the parties agree) notice of any such alteration:
Provided that any altered hearing date shall not (unless the parties agree) be before the date notified under paragraph (1) of this regulation.
(4) The Tribunal may from time to time adjourn the oral hearing and, if the time and place of the adjourned hearing are announced before the adjournment, no further notice shall be required.