In the new model of procedure referee endosoc chief it must be struck a further example of arbitration from law, or referee optional in the a m A necessary in Queo: the parts are free free of choose between the appeal to the judicial ordinary o or removal authority, but, a time imbo ccata the latter road, esse are tied to the application of the rules mandatory one provided by the legislator, the which, in virtue of the details whole SSI publicistic involved in the dispute, in way legitimate compresses the spaces of autonomy private left open by articles 806 ss. cod. proc. civ.