(1) Despite anything to the contrary in this Act, the Parliamentary Budget Officer has all the functions of a Department Head in relation to Parliamentary officers employed in the Parliamentary Budget Office.
(2) This Act applies to the Parliamentary Budget Office as if a reference in this Act to—
(a) a Department were a reference to the Parliamentary Budget Office; and
(b) a Parliamentary officer were a reference to a Parliamentary officer in the Parliamentary Budget Office; and
(c) a Department Head were a reference to the Parliamentary Budget Officer.
(3) However, nothing in Division 2 (except section 13) applies to the Parliamentary Budget Officer.
Division 3—Parliamentary officers