Question juridique clé
Whether the administrative appeal against refusal to renew the residence permit was admissible.
Solution extraite
The appeal was not admissible because Swiss law provided no enforceable right to the permit.
Motifs extraits
Under Art. 100(1)(b)(3) OG, administrative recourse in foreign police matters is excluded where no federal-law right to the permit exists; Art. 4 ANAG leaves renewal to administrative discretion.