Commonwealth Consolidated Acts

FAMILY LAW ACT 1975 - SECT 69T

                   If:

                     (a)  under the law of the Commonwealth or of a State, Territory or prescribed overseas jurisdiction, a man has executed an instrument acknowledging that he is the father of a specified child; and

                     (b)  the instrument has not been annulled or otherwise set aside;

the man is presumed to be the father of the child.