Questione giuridica chiave
Whether the municipality had standing to bring the administrative appeal
Decisione estratta
Yes. A municipality is entitled to complain when it invokes specific communal interests within its autonomous sphere, including the application and interpretation of municipal planning law.
Motivazione estratta
Planning and building matters fall within the communes' autonomy. The municipality may challenge an interpretation of communal rules that departs from its own reasonable practice and may also contest the application of cantonal law closely connected with its autonomous tasks.