5. (1) The President, the Vice-President, the Treasurer and the Secretary shall, subject to their continuing to be members of the Council, hold office for a term of three years from the date of their election. (2) A nominated member shall, unless removed earlier by his nominating authority, hold office for a term of three years from the date of his nomination. (3) Where a person is nominated to be a member by virtue of his holding an office or appointment or of his being a member of any organisation or profession, he shall cease to be such member when he ceases to hold that office or appointment or be such member. (4) A nominated member may at any time resign his office by writing under his hand addressed to the President: Provided that no such resignation shall take effect until it has been accepted by the President.