Abstract: The Kompetenz-Kompetenz doctrine has been widely accepted and adopted as an important principle of the modern arbitration system by countries all over the world.Among them,the United States as a country with its arbitration system well developed and one of the world s leading arbitral centers,has not only accepted the Kompetenz-Kompetenz doctrine in judicial practice,but also developed a unique set of institutions,which significantly embodies its long-existing federal policy favoring arbitration.By introduc...

Key words: arbitraltribunal, court, arbitraljurisdiction, jurisdictionalchallenge