2. After Part III of the 1984 Rules there shall be inserted the following—
21A. This Part applies to applications for leave to appeal on any question of law from a final determination of the Tribunal made under section 20 of the Act.
21B.—(1) An application to the Tribunal for leave to appeal shall be made not later than 14 days after the party seeking to appeal has received written notice of the determination.
(2) An application for leave shall be made by serving upon the Tribunal a notice of application for leave to appeal in Form 4.
(3) An application may be determined by the president or a chairman of the Tribunal acting alone.
(4) The Tribunal shall determine the application without a hearing unless it considers that there are special circumstances making a hearing necessary or desirable.
(5) The Tribunal shall give the parties to the proceedings written notice of the determination and of the reasons therefor.”