To place certain restrictions on Immigration and to provide for the removal from the Commonwealth of prohibited Immigrants. [Assented to 23rd December 1901] […] 3. The immigration into the Commonwealth of the persons described in any of the following paragraphs of this section (herein-after called “prohibited immigrants”) is prohibited, namely: a) Any person who when asked to do so by an officer fails to write out at dictation and sign in the presence of the officer a passage of fifty words in length in an European language directed by the officer; (b) any person likely in the opinion of the Minister or of an officer to become a charge upon the public or upon any public or charitable institution;(c) any idiot or insane person [...]