Facts

The plaintiff B. was requested by the debt collection agency A. AG to settle a claim of CHF 41,705.- which A. AG had allegedly acquired from C. and D. B. disputed that there was a legal relationship between him and C. and D. and thus also the existence of the claim. Thereupon, A. AG initiated debt enforcement proceedings for CHF 41,843.35, to which B. filed an objection.

B. filed a claim with the District Court of Winterthur for a declaration that the claim in enforcement did not exist and that the enforcement had been initiated without a valid reason. The District Court partially upheld the claim. A. AG appealed against this judgment, which the High Court of the Canton of Zurich mostly dismissed.

A. AG then filed a civil law appeal with the Federal Supreme Court, requesting that B.'s claim not be admitted.

Considerations

The Federal Supreme Court dismissed the appeal. It stated that according to the case law of the Federal Supreme Court, the person subject to enforcement has a legitimate interest in the determination of the non-existence of the claim if substantial amounts have been placed in enforcement and the person subject to enforcement demonstrates that they are impaired in their economic freedom of movement by the enforcement.

The Federal Supreme Court considers it justified to further relax the requirements for the admissibility of the negative declaratory action. As a matter of principle, a legitimate interest in the determination of the non-existence of the claim should be affirmed as soon as it has been placed in enforcement, without the plaintiff in the declaratory action having to prove concretely that they are significantly…