The Authority may, for the purpose of performing its functions, exercise any
powers that are necessary or expedient for, or incidental to, the performance
of its functions and in particular may—
(a)
obtain expert or technical advice from a person on such terms and conditions
as the Authority thinks fit; and
(b) with
the approval of a Minister administering an administrative unit, make use of
the services of the administrative unit's employees and of its facilities; and
(c) with
the approval of a council, make use of the services of officers or employees
of that council.