To establish+if+is+admissible+the appeal+per+violation+of the+rules+of+right+on+merit+of the+dispute,+the+law+ -++art.+829,+co.+3,+cod.+Proc.+ civ.+refer+ -+must+identified+in+the+in force+at the+moment+of the+stipulation+of the+convention+of+arbitration,+so,+in+case+of+convention+stipulated+beforeriorment e+at the entrance+in+vigor+of the+new+discipline,+in the+silence+of the+parts,+it must be understood+admissible+the appeal+of the+praise,+thus+by arranging+art.+829,+co.+2,+c Od.+proc.+civ.,+in the+text+previgent,+Salvo+che+le+parts+had+authorized+the+referees+a+judging+second+equity+or+had+declared+the+praise+not+contestable.