The Chief of the Defence Force may, in writing, delegate any of his or her functions or powers under a provision of this Act to:
(a) a person:
(i) who is engaged under the Public Service Act 1999 and performing duties in the Department administered by the Defence Minister or the Veterans' Affairs Minister; and
(ii) whose duties relate to matters to which the provision relates; or
(b) a member of the Defence Force whose duties relate to matters to which the provision relates.