(1) The Attorney - General may, on behalf of the Commonwealth, engage one or more individuals, as contractors, to be independent reviewers for the purposes of this Subdivision.
(2) The engagement must be by written agreement.
(3) The Attorney - General must not engage a person to be an independent reviewer unless the Attorney - General is satisfied that:
(a) the person has appropriate skills or qualifications to perform the role; and
(b) the person holds a security clearance that is the Commonwealth's highest level of security clearance.
(4) A person must not be engaged as an independent reviewer if the person is a current, or former, ASIO employee or ASIO affiliate.