<P> Before 1923 , Chinese immigration was heavily controlled by the Chinese Immigration Act of 1885 , which imposed a hefty head tax on all immigrants from China . After various members of the federal and some provincial governments ( especially British Columbia ) put pressure on the federal government to discourage Chinese immigration , the Chinese Immigration Act was passed . It went into effect on July 1 , 1923 . The act banned Chinese immigrants from entering Canada except those under the following titles : </P>
when was the immigration act passed in canada
1923