The unavailability of the right is the limit to the clause compromise and not it goes confused with the mandatory of the legislation applicable to ratio jur Idico, the which does not prevent the impairment in arbitration, with the which si can ascertain the violation of rule imperative, without determining with the Lodo effects prohibited by the law. consequently, can be devolved to cognition arbitral the disputes relative to the indemnity of cessation and of the agent, which is it is foreseen by standard imperative and mandatory, ma che not constitutes a right unavailable where the agent not is a person physics.