CRIMES ACT 1914 SECT 30H

In any prosecution under this Act, proof that the defendant has, at any time since the commencement of this section:

(a)

been a member of an association;

(b)

attended a meeting of an association;

(c)

spoken publicly in advocacy of an association or its objects; or

(d)

distributed literature of an association;

shall, in the absence of proof to the contrary, be evidence that at all times material to the case he was a member of the association.