Question juridique clé
Whether the public law appeal should be entered into despite non-payment of the required cost advance within the extended deadline.
Solution extraite
The appeal was not entered into because the cost advance remained unpaid even after the additional deadline.
Motifs extraits
Under Art. 62(3) BGG, failure to pay the advance on costs within the set time limit allows non-entry in simplified proceedings under Art. 108 BGG.