The following instruments shall be exempt from stamp duty:—
(a)Any instruments used for carrying into effect the First Part of this Act; and
(b)Any instruments used by or under the direction of the Board of Trade in carrying into effect the Second Fifth, Eleventh, and Twelfth Parts of this Act; and
(c)Any instruments which are by those Parts of this Act required to be in a form approved by the Board of Trade, if made in that form.