(1) The Minister or the Secretary may, either generally or in relation to a matter or class of matters, by signed writing, delegate to a person or persons all or any of his or her powers and functions under this Act except this power of delegation.
(2) A power or function so delegated may be exercised or performed by the delegate in accordance with the instrument of delegation.
(3) A delegation under this section is revocable at will and does not prevent the exercise of a power or the performance of a function by the Minister or the Secretary, as the case may be.