Section 6 of the Principal Act is amended as follows:(a) by inserting the following subsection after subsection (1) :(1A) However, the court must only transfer so much of the proceeding as is, in the opinion of the court, within the jurisdiction (including the accrued jurisdiction) of the Federal Court, or the court mentioned in subsection (2)(b) , as the case may be.(b) by omitting from subsection (2) "be transferred, the proceeding" and substituting "or part of a proceeding be transferred, the proceeding or part of the proceeding" .