Section 31: The seal of the Institute.

(1) The seal of the Institute shall be such as may be administered by the Board, signed by the Chairman of the Board and the Director-General.
(2) Certificates issued by the Institute shall have the Institute's seal affixed and signed by the Chairman of the Board and the Director-General of the Institute.
(3) 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 Institute by any authorised person.