Question juridique clé
Whether the public-law appeal could challenge application of federal law, including the legal interpretation of the bank instruction.
Solution extraite
Challenges to federal-law application were inadmissible in this remedy; only constitutional arbitrariness review was open.
Motifs extraits
Because of the absolute subsidiarity of the public-law appeal, issues of federal law and legal subsumption had to be raised, if at all, in the reform appeal; the appellant merely reargued the merits.