Questione giuridica chiave
Whether the appeal could be entered into despite non-payment of the court advance within the grace period.
Decisione estratta
No; the appeal was not entered into because the advance payment was not made within the extended deadline.
Motivazione estratta
Under Art. 62(3) BGG, failure to pay the advance after a short extension permits non-entry; the simplified procedure under Art. 108(1)(a) BGG applies.