By Charlotte GAUCHON
20 March 2025
Banking secrecy, the cornerstone of the relationship of trust between a bank and its customer, is governed by article L. 511-33 of the French Monetary and Financial Code. This principle protects confidential information entrusted to the bank. However, the increasing complexity of financial transactions and the need to combat certain abuses have led the legislator to make exceptions and define the conditions for the circulation of this sensitive information. Understanding these mechanisms is essential for both customers and professionals in the sector. Banking secrecy within financial groups The organisation of banks into groups of companies raises specific questions about the internal circulation of information. French and European law has had to adapt to reconcile the need for consolidated risk management with respect for customer confidentiality. Exchanges between institutions in the same group Within a banking group, the circulation of information...
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