(1) The Secretary may delegate any functions of the Secretary under this Act (other than this power of delegation) to-(a) a member of the staff of the Department, or(b) an authorised officer under Part 2A, or(c) a person holding a position, or a person of a class, prescribed by the regulations.
(2) A delegate may sub-delegate to a person referred to in subsection (1) any delegated function if the delegate is authorised in writing to do so by the Secretary.