Question juridique clé
Whether the complaint was admissible as an administrative appeal rather than a constitutional complaint
Solution extraite
The challenged ruling concerned a refusal to issue an administrative decision under federal environmental law and was therefore subject to administrative appeal, not constitutional complaint.
Motifs extraits
The dispute turned on noise-protection measures under federal environmental law; the cantonal ruling was a decision on unlawful refusal to decide within Art. 5 VwVG and thus appealable under Art. 97 OG.