Where a party to any proceeding in the Court intends to contend that--
(a) the Court should exercise jurisdiction pursuant to any provision of a subject Act or any law of the Commonwealth or a State relating to cross-vesting of jurisdiction, or
(b) that the Court should transfer the proceeding to another Court pursuant to any such provision or law,the party shall add " Jurisdiction of Courts (Cross-vesting) Acts 1987 " to the first document filed by that party.