12(1)The Commission shall regulate its own proceedings.
(2)The validity of any proceedings of the Commission shall not be affected by any vacancy among its members or by any defect in the appointment of any of its members.
13(1)The application of the seal of the Commission shall be authenticated by the signature of the chairman or of some other member authorised either generally or specially by the Commission for that purpose.
(2)Any document purporting to be a document duly executed under the seal of the Commission shall be received in evidence and shall, unless the contrary is proved, be deemed to be so executed.