Kernrechtsfrage
Whether the appeal in public law matters was admissible under Art. 84 BGG because the case was particularly significant.
Extrahierter Entscheid
The case was not particularly significant; no admissibility exception applied.
Extrahierte Begründung
The lower court had examined the extradition requirements, including dual criminality and the seriousness of the alleged VAT/tax offences, without any unresolved point of principle or exceptional importance.