71.—(1) If the Convener is satisfied that any relevant person is unable, through illness, age, incapacity or other sufficient cause to attend the hearing, the Convener may make such arrangements as may appear best suited in all the circumstances of the case, for deciding the case fairly, and in particular may arrange–
(a)for the relevant person to provide a signed statement, or evidence in such form as the Tribunal thinks fit;
(b)for taking the evidence of expert or other witnesses on behalf of the relevant person;
(c)for enabling the relevant person to make representations on the evidence; and
(d)for the case to be decided in the absence of the relevant person.
(2) Arrangements under paragraph (1) may include arrangements to take evidence and hear representations by video-link.