Questione giuridica chiave
Whether the federal appeal in mutual legal assistance was admissible under Article 84 BGG without a particularly important case.
Decisione estratta
The case was not particularly important; the appeal was therefore inadmissible.
Motivazione estratta
The appellant did not substantiate a particularly important case. The lower court addressed all objections, relied on Federal Supreme Court case law, and its proportionality assessment was unobjectionable.