In December 2003, members of both parties ratified the merger.
They, and all other members of the European Union, have ratified the treaty creating the court.
The members ratified the decision in April 1974.
All 15 members of the union must ratify the treaty for it to take effect.
The treaty will enter into force on 1 January 2013, if by that time 12 members of the euro area have ratified it.
All 12 members of the European Community must ratify the treaty for it to come into effect.
"I think we have something that our members will ratify," he said.
The League's members ratified the contract on October 29, 2006.
The no vote could doom the 448-article treaty because all 25 members of the European Union must ratify it to take effect.
Mr. Hill expressed confidence that members would ratify the contract.