Protection of the debtor in the Polish Code of Obligations – the case of the assignment of claims

In this article, the author discusses the sources of the protection of the debtor regarding the assignment of claims under the Polish Code of Obligations of 1933. In his study, he refers to Austrian, German, French, and Swiss law. The article considers also the regulation of the Franco-Italian Draft Code of Obligations of 1927. Subsequently, he presents the solution adopted in the Polish Code of Obligations in the context of the regulation of the aforementioned legal systems. For this purpose, the article is based on the legal state and the statements of the legal doctrine from the period before the entry into force of the Polish Code of Obligations.