The author initiates his work from the observation of the arbitration in the present panorama, soon to look for a technical and suitable definition of the institution. Soon, he happens to detail the main advantages that the arbitration like serious alternative the proposal supplied by the jurisdiction presents/displays in front of. Next, the subject of the legal nature of the institution is approached, happening through diverse theories until arriving at that well-known one like "negotiation-procedural". Next, it is developed to a sistemy of the diverse types of arbitration, emphasizing itself the binomials of fairness and right arbitration, arbitration ad hoc and institutional classification, ritual and non ritual arbitration and, general and special arbitration. Later, it is analyzed to the by arbitration agreement, detailing his requirements like also his diverse types of formalization. Soon, the subject of the by arbitration process, understood this "on the base of garantismo" like a system of constitutional guarantees, also that of the procedure is developed and its principles. Next, it is analyzed I render by arbitration, from his concept, procedural requirements and effects. Soon, we developed the figure of the cancellation of I render, like mechanism of -restricted- jurisdictional control on the activity of the referee and who makes the total respect to the jurisdictional trusteeship possible. Later, we analyzed the treatment of the process to prevent in by arbitration seat, emphasizing its differences and advantages as opposed to that jurisdictional one. Next, we developed the subject of the unavoidable execution of I render before the static jurisdiction, on the base of its quality of execution title. Finally, we approached the subject of the international arbitration and that of the sustentation of the right of peruvian arbitration.