Questione giuridica chiave
Whether the subsidiary constitutional complaint could challenge the first-instance decision as well as the cantonal appellate decision.
Decisione estratta
The complaint is only admissible against the final cantonal decision; to the extent it attacks the first-instance ruling, it is inadmissible.
Motivazione estratta
A subsidiary constitutional complaint may be directed only against final cantonal decisions under Art. 113 BGG.