Questione giuridica chiave
Whether the public-law appeal was admissible under Art. 83(c)(2) LTF despite the lack of a clear statutory entitlement.
Decisione estratta
The appeal in public law was admissible because entitlement under Arts. 49 and 50 LEtr had to be examined on the merits.
Motivazione estratta
The existence of a right to renewal depended on whether the statutory exceptions applied; that question was not one of admissibility.