The author analyzes different approaches to the definition of «regionalism», «regional policy», «Europe of the regions» and «European regional policy». The preconditions for the development of European regional policy as a component of general European integration are analyzed. The author emphasizes the necessity and importance of a common approach of EU countries to determine their own regional policy. Because no association can ensure its own existence and stability if there are different living standards within that association. Opinions of foreign and domestic scholars and practitioners on the interpretation of regional policy are studied. It has been shown that building a system based on supporting the economic growth and development of weak Member States and regions by channeling assistance from the EU central budget through investment funds is the best way for European integration