Questione giuridica chiave
Whether the claim had to be treated as a direct administrative action before the Federal Supreme Court and whether joinder was admissible.
Decisione estratta
The action was to be treated as a public-law administrative action before the Federal Supreme Court, and the joint filing was admissible.
Motivazione estratta
Special federal rules on claims against the canton prevailed over the older general OG rules, and the two creditor claims were similar enough in fact and law for joinder.