EN
The last decade has been marked by a huge growth of the economic power of multinational companies. This has enhanced attention to their as employers' activity, especially in the developing countries. As a reaction of the companies to this attention and critics, a new source of international labour law - corporate codes of conduct - has surfaced. There are both positive and negative effects of practice of adoption of such codes. The effectiveness of these new acts is now a matter of serious debates. This article considers the opportunities and threats associated with this phenomenon.