English to Hungarian Law/Patents Law: Contract(s) liabilities/ obligations

A teljes szöveg:

"Moreover, as an alternative to the system of joint and several liability provided for in Decision ..., the set now submitted contains a liability regime based on ***due diligence obligations*** where the data exporter and the data importer would be liable vis-à-vis the data subjects for their respective breach of their contractual obligations; the data exporter is also liable for not using reasonable efforts to determine that the data importer is able to satisfy its legal obligations under the clauses (culpa in eligendo) and the data subject can take action against the data exporter in this respect."

szóval egyetemleges felelősség helyett egyenkénti felelősség van, de kellene egy szabatos jogi kifejezés...