Questione giuridica chiave
Whether the federal appeal could be entered into despite non-payment of the court advance within the extended deadline.
Decisione estratta
The appeal was not entered into because the advance was not paid within the set additional period.
Motivazione estratta
Under Art. 62(3) BGG, failure to pay the advance after the grace period allows non-entry; the case was handled in simplified procedure under Art. 108(1)(a) BGG.