Complex sentence: Australia Post claims that the card can be used to assert identity in all states except Western Australia, however few institutions publish acceptance of the card and the web site states "Australia Post has no control over where Keypass will be accepted".
Split into simpler sentences: Australia Post claims that the card can be used to assert identity in all states except Western Australia. However, few institutions publish acceptance of the card and Australia Post web site states "Australia Post has no control over where Keypass will be accepted".