By Charlotte GAUCHON
20 March 2025
Closed doors, locked safes, sealed registers... The principle of banking secrecy seems impenetrable. Yet it is not absolute in France. The law provides for a number of situations in which this secrecy must give way, particularly in the face of certain public authorities acting in the public interest. Understanding these exceptions is essential for customers and financial institutions alike, as they define the limits of banking confidentiality. To avoid unpleasant surprises, take a look at the main exceptions concerning judicial and tax authorities. Judicial authorities and banking secrecy The conflict between banking secrecy and the needs of justice is a complex one. The law makes a clear distinction depending on whether the judicial authority is acting in a criminal or civil context. In criminal proceedings Banking secrecy is largely subordinate to the judicial authority acting in a criminal context. Article L. 511-33 of the Monetary and Financial Code explicitly states that professional secrecy...
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