The present work will analyze the forms of solution of conflicts in the scope of the Mercosul, through the private courts of arbitration, where if they decide conflicts. The arbitration is a sufficiently old institute, representing one of the first forms of resolution of litigations of pacific form, without resource of force or violence. In many civilizations already this alternative method was used of to choose one third to give solution to a demand, where the parts did not arrive at a conciliation. According to GROSSMANN in electronic publication, (2003), since 1960, international commercial aarbitragem was being court of appeals for the globalization as save tool to an eventual return of the mercantilism. ' ' The national laws of arbitration had been modernized in all the continents. Treated international to arbitration they had been signed or they had gotten adhesions, with impressive success. The arbitration became part of ' ' curriculum' ' of a great number of facultieses of Right.
With the gradual transposition of barriers commercial politics and the fast globalization of the world-wide economy, new challenges if present the arbitrational institutions, in reply to the increasing demand of the adoptive parts for the security, previsibility, speed and flexibility, as well as neutrality and effectiveness in resolution of disputes internacionais' '. A substantial growth is identified, not only in the number of cases, its complexity, in the values in dispute and the diversity of the parts, as well as in the requirements made for the parts in the process. Amongst the devices that give support to the commercial promotion of the block of the South Cone, we find the Private Court of the Mercosul (Intergovernamental) and Arbitrational Courts Arbitrational, basic elements in this singular legal system, considered as Right of Cooperation.