13.—(1) If the presenting officer considers at any time that it cannot be established that the member of the Scottish Tax Tribunals is unfit to hold his or her office, the presenting officer must—
(a)recommend to the fitness assessment tribunal that no further procedure is required; and
(b)give reasons for that recommendation in writing.
(2) The clerk to the fitness assessment tribunal must provide a copy of the recommendation and reasons to the member of the Scottish Tax Tribunals.
(3) If the member of the Scottish Tax Tribunals ceases to hold office at any stage in the proceedings, the proceedings are terminated.
(4) At any stage in the proceedings, the fitness assessment tribunal may—
(a)on the basis of a recommendation by the investigating officer or the presenting officer;
(b)on the basis of a submission by the member of the Scottish Tax Tribunals; or
(c)on its own motion,
determine that it cannot be established that the member of the Scottish Tax Tribunals is unfit to hold his or her office.