14(1)The First-tier Tribunal’s function, or the Upper Tribunal’s function, of deciding any matter in a case before the tribunal is to be exercised by a member or members of the chamber of the tribunal to which the case is allocated.
(2)The member or members must be chosen by the Senior President of Tribunals.
(3)A person choosing under sub-paragraph (2)—
(a)must act in accordance with any provision under paragraph 15;
(b)may choose himself.
(4)In this paragraph “member”, in relation to a chamber of a tribunal, means a judge or other member of the tribunal who is assigned to the chamber.