Article 8

1. In the event of proceedings based on the same claim and between the same parties being brought before courts of different Contracting States, the court to which a later application is made shall of its own motion decline jurisdiction in favour of the court to which an earlier application was made.

2. In the event of the jurisdiction of the court to which an earlier application is made being challenged, the court to which a later application is made shall stay the proceedings until the other court takes a final decision.