The qualification in terms of ritual or irritation of the arbitration not can ignore from a careful analysis of the clause taxpiring as formulated from parts. Since it can assert itself the nature unrestrained, it is necessary the convergence, in the sense of irremity, of Rame i hermeneutic criteria identified by the jurisprudence: the one textual founded on the literal interpretation of the clause contractual and the (prevalent) of nature substantial, derived from the rules of hermeneutic contractual, face ad to ascertain the parts parts.