The complaint of nullity of the Lodo arbitration per non -compliance of the rules of right in iudicando is admissible only if circumscribed within i es imi borders of the violation of law opposable with the appeal per cassation ex art. 360, co. 1, n. 3, cod. proc. civ. Bility of the Reason of appeal with the which per half of the appeal per nullity of the praise si contexts the evaluation of the facts deducts and of the tests acquired in the course of the process arbitration because such evaluation is negotiated remittance to the institutional referee.