Key legal question
Whether the federal appeal was admissible and the appellants had standing as neighbors.
Extracted holding
The appeal was admissible; the appellants had standing because they participated below, had a close relation to the dispute, and could derive practical benefit from annulling the permit.
Extracted reasoning
The cantonal decision was final and concerned a building permit; the neighbors' legal position gave them appeal standing under Art. 89 Abs. 1 BGG.