Purpose the paper should confirm that concentrations of economic entities, which perform agricultural or other activities, in addition to distorting competition, are frequent cases of competition protection on the European Union market. Methodology the paper uses dogmatic and normative method that highlights existing legal solutions and indicate the directions of de lege ferenda solutions and method of content analysis. Results Concentrations of business entities are playing an increasing role in the world economy and law. The process of globalization of international trade and increasing competition among businessmen, especially in the countries of the European Union, have contributed to this. Conclusions Concentrations of business entities are important in creating market monopolies and they represent means of protecting the global market. Recommendations an important aspect of the concentration is its compatibility with the global market, otherwise, the application of temporary measures is recommended in order to restore the previous state.