Questione giuridica chiave
Whether the appeal could be entered into despite non-payment of the court advance within the non-extendable deadline.
Decisione estratta
The court could not enter into the appeal because the appellant failed to pay the required advance or prove timely payment by account debit within the deadline.
Motivazione estratta
After the advance-payment order and the warning under Art. 62(3) BGG, the appellant neither paid in cash nor at a post office counter, and did not submit the required debit confirmation. Non-entry followed under Art. 108(1)(a) BGG.