Question juridique clé
Whether the federal appeal had to be admitted despite non-payment of the court cost advance within the deadline.
Solution extraite
No; the appeal could not proceed because the advance was not paid or duly evidenced within the non-extendable deadline.
Motifs extraits
After a formal warning under Art. 62(3) BGG, the appellant neither paid the CHF 2,000 advance in cash nor at a post office nor produced the required debit confirmation. Under Art. 108(1)(a) BGG, non-entry followed.