The subject of the legal analysis in this work is the definition and important features of concessions in EU law. Special attention was paid to the transfer of the operational risk. which appears as the key feature of that definition. Consideration is based on relevant EU norms and to a more significant extent on the practice of the EU Court of Justice. https://www.diegojavierfares.com/best-price-Electro-Mech-LX174-Ten-Inning-Baseball-Scoreboards-special-buy/