Questione giuridica chiave
Whether the appeal in international mutual assistance met the admissibility requirement of a particularly important case under Art. 84 LTF.
Decisione estratta
No particularly important case was shown; the appeal could not be heard on the merits.
Motivazione estratta
The alleged defects in the request, hearing rights, proportionality, potential utility, and third-party protection did not depart from settled case law and did not raise a question of principle.