The article intends to investigate scope and content of the core EU obligations on Member States to prevent the commission of terrorist acts through the use of CBRN weapons, as well as to eval-uate the adaptation of Italian national law. To this end, it provides a brief overview of the supra-national context and, in particular, of the approach taken by the Union in preventing terrorist attacks of CBRN nature. Later, the main categories of prevention obligations in the CBRN will be reconstructed. To complete the picture, it will be critically illustrated whether and how Italy has implemented its obligations under EU law and to what extent it can be considered a virtuous example in preventing CBRN events of intentional origin
