Deputy Director-General

(1) The Board shall appoint a suitably qualified person to be the Deputy Director-General of the Institute, subject to such terms and conditions as the Board may approve from time to time. (2) The Deputy Director-General shall be subject to the direction and control of the Director-General, and shall perform such functions and discharge such duties as may be assigned to him by the Director-General from time to time. (3) On the occurrence from any cause of a vacancy in the office of Director-General, whether by reason of death, resignation, or otherwise, and in the case of absence from duty of the Director-General, from whatever cause arising, and so long as any such vacancy or absence continues, the Deputy Director-General shall have and may exercise all the functions, duties, and powers of the Director-General. (4) The fact that the Deputy Director-General exercises any function, duty, or power of the Director-General shall be conclusive evidence of the authority of the Deputy Director- General to do so.