EU Bank Failure Reform: Why Does Depositor Hierarchy Matter? Greg Readings greadings@arlingclose.com

The European Union has recently approved updates to its Bank Crisis Management and Deposit Insurance framework (CMDI). That may sound technical, but the relevance to treasury investors is fairly straightforward: the reforms include a harmonised full depositor preference across the EU, placing deposits ahead of senior unsecured debt in the creditor hierarchy of banks. That means deposits should rank better than they did before, relative to ordinary unsecured bank debt, if a bank fails.

CMDI is the framework the EU uses to deal with failing banks. It is made up of the Bank Recovery and Resolution Directive, the Deposit Guarantee Schemes Directive and, for banking union countries, the Single Resolution Mechanism Regulation. ‘Resolution’ refers to the regulatory process for managing the failure of a bank in an orderly way, including through bail-in and other tools designed to impose losses on shareholders and creditors rather than taxpayers. The latest reforms are intended to make that framework work better, particularly for smaller and medium-sized banks, while further strengthening depositor protection and reducing reliance on taxpayer support.

One of the main points for treasury investors is the importance of creditor hierarchy. A bank deposit is not necessarily in the same position as senior unsecured debt simply because both involve exposure to the same bank, and the new framework makes that distinction even clearer by giving deposits a stronger and more consistent position across the EU. That should improve the standing of deposits in future bank failures, while reducing the protection that some senior unsecured debt previously enjoyed from ranking alongside them. That is also why ratings agencies such as Moody’s have already reacted with both upgrades and downgrades to the various credit ratings they assign to the affected banks.

This is not new in Europe as some countries already had depositor preference in place. Indeed it has long been relevant to credit analysis and Arlingclose has taken such issues into account, including in our advice on German banks. What the reform does is make the approach more harmonised across the bloc, which is important because EU bank insolvency outcomes have not always been fully consistent from one country to another.

Depositor preference is only one part of the wider package. The reforms are also designed to make resolution a more realistic option for smaller and medium-sized banks, rather than relying so heavily on insolvency. They give authorities greater scope to use industry-funded deposit guarantee schemes to support an orderly transfer of a failing bank’s business, where that is in the public interest. The intention is to handle bank failures more smoothly while still keeping shareholders and creditors, not taxpayers, on the hook first, consistent with the post-financial crisis bail-in approach that has become central to bank risk analysis.

The reforms do not take full effect immediately. The political agreement was reached in June 2025, and the Council adopted its first-reading positions in March 2026. Once the final measures enter into force, member states will generally have two years to transpose the directive changes into national law and apply them, so this is an important structural development rather than an immediate change.

The key point is that the updated CMDI framework is not just an abstract regulatory update. It has direct relevance to how bank exposures are ranked in a failure. For treasury investors, that makes depositor hierarchy worth understanding, because the legal form of a bank exposure can matter as well as the strength of the bank itself.

Arlingclose monitors regulatory and credit developments across counterparties and investment instruments as part of its investment advice work. If you’d like to learn more about these services, please contact us on info@arlingclose.com

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