12E+W+SThe validity of any proceedings of the Board shall not be affected by any vacancy among the members or by any defect in the appointment of any member.
13E+W+SThe quorum of the Board and the arrangements relating to meetings of the Board shall be such as the Board may determine.
14E+W+SA member of the Board who is in any way directly or indirectly interested in a transaction or project of the Board shall disclose the nature of his interest at a meeting of the Board; and the disclosure shall be recorded in the minutes of the Board, and the member shall not take any part in any deliberation or decision of the Board with respect to that transaction or project.
15E+W+SThe fixing of the seal of the Board shall be authenticated by the signature of the secretary of the Board or of some other person authorised either generally or specially by the Board to act for that purpose.
16E+W+SAny document purporting to be a document duly executed under the seal of the Board shall be received in evidence and shall, unless the contrary is proved, be deemed to be a document so executed.