Section 59: Miscellaneous.

(1) The fixing of the seal of the Bureau shall be authenticated by the signature of the Chairman, the Director-General or of any other person authorized generally or specially to act for that purpose by the Council.
(2) Any contract or instrument which, if made or executed by a person not being a body corporate, would not be required to be under seal may be made or executed on behalf of the Bureau by the Director-General or any person generally or specially authorized to act for that purpose by the Council.
(3) Any document purporting to be a document duly executed under the seal of the Bureau shall be received in evidence and shall, unless and until the contrary is proved, be presumed to be so executed.
(4) The validity of any proceeding of Council or of a committee thereof shall not be adversely affected by any vacancy in the membership of the Council or committee, or by any defect in the appointment of a member of the Council or of a Committee or by reason that a person not entitled to do so took part in the proceedings of the Council or Committee.