4.—(1) Staff appointed under section 40(1) of the 2007 Act (tribunal staff and services) may, with the approval of the Senior President of Tribunals, carry out functions of a judicial nature permitted or required to be done by the Tribunal.
(2) The approval referred to at paragraph (1) may apply generally to the carrying out of specified functions by members of staff of a specified description in specified circumstances.
(3) Within 14 days after the date on which the Tribunal sends notice of a decision made by a member of staff under paragraph (1) to a party, that party may apply in writing to the Tribunal for that decision to be considered afresh by a judge.