30.—(1) The Department shall refer an appeal to an appeal tribunal.
(2) In determining an appeal, the tribunal shall take into account any decision of a court relating to the same, or any similar, issue arising in connection with the injury or death in question.
(3) On an appeal, the tribunal may—
(a)confirm the amount specified in the certificate;
(b)specify any variations which are to be made on the issue of a fresh certificate under subsection (4); or
(c)declare that the certificate is to be revoked.
(4) When the Department has received the decision of the tribunal on an appeal, it shall in accordance with that decision—
(a)confirm the certificate against which the appeal was brought;
(b)issue a fresh certificate; or
(c)revoke the certificate.
(5) Regulations under section 29 may (among other things) provide for the non-disclosure of medical advice or medical evidence given or submitted following a reference under subsection (1).
(6) In this section and section 31 “appeal tribunal” means an appeal tribunal constituted under Chapter I of Part II of the Social Security (Northern Ireland) Order 1998 (NI 10).