The aim of this paper is to investigate the (potential) impact of social dialogue on the operation of enterprises, mainly on the basis of legal provisions accompanied by practical evidence drawn from case law. This publication starts with the general context of social dialogue in the Polish legal culture. In this regard, it shows how social dialogue is defined and, in addition, it provides an overview of legal bases for social dialogue under the national rules and regulations. The remainder of the paper is structured as follows. It continues with the presentation of legal solutions regarding complex relations between various representatives of employees. In short, it explains certain aspects of the right to freedom of association. Furthermore, the article presents the special protection of employment relationship durability of employees’ representatives (as it has become a recognised field of research and scholarly enquiry) and the challenges in this area. The paper concludes with a short summary.