The arbitration was revealed to the world of business the method of payment preferred by players in the internal and international trade. Today this private justice founded on the basis of an arbitration agreement, is also a popular alternative to state justice particularly in the regulation sector trade conflicts. It should, in this work, treat the different stages of the arbitration procedure (the arbitration agreement, the arbitration proceedings and execution and control of the award) by making a Analyses on the issue of arbitration and appeals against the sentence. There is thus conducted a comparative study of the current situation in member countries of NAFTA, OHADA and the Union European by the emergence of a national and regional arbitral law which is based on international conventions and institutional arbitrations. There is finally on improving process control of commercial arbitration in Mainland China. This thesis is inspired by the viability of a motivation system, theoretical and practical in the context of the national commercial arbitration. And in the foreground, it may seem that arbitration leads to state justice aside, it is here to shed light on the role of national judges on the practice of arbitration.