Question juridique clé
Whether the public-law appeal was admissible and the subsidiary constitutional complaint could be entertained.
Solution extraite
The public-law appeal was admissible against revocation of a settlement permit; the subsidiary constitutional complaint was inadmissible.
Motifs extraits
Revocation of a settlement permit is, in principle, challengeable under the Federal Supreme Court Act because a right to remain exists in principle; the decision was final and rendered by the last cantonal instance.