(1) The service, giving or sending under an Australian law of a written notification, notice, order or direction may be proved by affidavit of the person who served, gave or sent it.
(2) A person who, for the purposes of a proceeding, makes
an affidavit mentioned in this section is not, because of making the
affidavit, excused from attending for cross-examination if required to do so
by a party to the proceeding.