(c) the tribunal hearing the appeal may by notice in writing
signed by the member presiding and served on the person to
whom it is addressed, require that person to attend and
give evidence before it at the hearing of the appeal, and
to produce such record or other document in that person's
custody or under his control relating to the subject-matter
of the appeal as may be specified in the notice;
(d)
the member presiding at the hearing of the appeal may
administer an oath or affirmation to any person.
(6) A tribunal and its members, and witnesses, counsel and any
solicitor, shall have the same privileges and immunities in respect
of the hearing of an appeal under this Part as they would have in
proceedings before the High Court.
(7) A tribunal hearing an appeal under this Part may confirm,
vary or reverse the decision under appeal and every decision of a
tribunal shall contain a statement of the reasons for the decision.
(8) The determination of an appeal by a tribunal hearing an
appeal under this Part or any order as to costs made by a tribunal
shall be final and shall not be appealable.
(9) A tribunal hearing an appeal under this Part may award
costs to any party to the appeal, and costs so awarded shall be
recoverable as a civil debt.