23. Meetings of Board.

(ii) It shall be the duly of the Registrar to prepare and maintain in respect of each class of members to whom the provisions of relevant Statutes apply, a complete and up-to-date seniority list, in accordance with the provisions of clause (i).
(iii) If two or more persons have equal length of continuous service in a particular grade or the relative seniority of any person or persons is otherwise in doubt, the Registrar may, on his own motion or shall, at the request of any such person, submit the matter to the Board whose decision thereon shall be final.