Questione giuridica chiave
Whether the public law appeal had to be declared inadmissible because the appellant failed to pay the required advance on costs within the set time limit.
Decisione estratta
Yes. Since no advance payment was made and no motivated exemption request was filed, the appeal was inadmissible.
Motivazione estratta
Under Art. 150 para. 4 OJ, failure to pay the required advance within the prescribed deadline, after warning of inadmissibility, requires non-entry on the appeal.