The book provides a thorough analysis of the protection of fundamental rights (right to privacy, legal professional privilege, privilege against self- incrimination, right to an effective remedy and ne bis in idem) in the composite procedures that take place in the context of the Single Supervisory Mechanism (SSM).

Within the SSM, the EU and national levels are in constant interaction. The interlocking of EU and national legal orders for the enforcement of EU law challenge traditional systems...