154Documents published by authority of Parliaments etc

154 Documents published by authority of Parliaments etc It is presumed, unless the contrary is proved, that a document purporting to have been printed by authority of an Australian Parliament, a house of an Australian Parliament, a committee of an Australian Parliament or of a house of an Australian Parliament— (a) is what it purports to be; and (b) was published on the day on which it purports to have been published.