(1) An action or proceeding does not lie against Australia Post or any other person in relation to any loss or damage suffered, or that may be suffered, by a person because of any act or omission (whether negligent or otherwise) by or on behalf of Australia Post in relation to the carriage of a letter or other article by means of the letter service.
(2) Subsection (1) does not apply if Australia Post provides the sender with a receipt for the article.