Question juridique clé
Whether the Federal Office’s administrative law appeal was admissible despite the witness’s objections of lateness and inadmissibility.
Solution extraite
The appeal was admissible; the Federal Office could rely on settled mutual-assistance jurisprudence and no hearing violation occurred.
Motifs extraits
The Court held that the Office was not barred from raising legal arguments already grounded in established case law, and the witness had been able to respond.