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Published on 28 September 2025

Circular CSSF-CODERES 25/21

CSSF

Single Resolution Fund – Information request by the Single Resolution Board for the calculation of the 2026 contribution according to Articles 4 and 14 of Commission Delegated Regulation (EU) 2015/63

The Commission de Surveillance du Secteur Financier (CSSF) has published Circular CODERES 25/21, setting out the data collection requirements for calculating the ex-ante contributions for 2026 to the Single Resolution Fund (SRF).

Under the European regulatory framework – specifically Delegated Regulation (EU) 2015/63 – credit institutions and investment firms under Luxembourg supervision are required to submit detailed financial and risk data. The CSSF provides specific templates in the annexes to ensure harmonized reporting.

The information collected will be transmitted to the Single Resolution Board (SRB), which uses these inputs to calculate each institution’s contribution to the SRF. This mechanism ensures that the financial sector, not taxpayers, bears the costs of potential bank resolutions.

In practice, this circular means:

  • Mandatory regulatory reporting for all relevant institutions.

  • Strict deadlines for submission of data to the CSSF.

  • Direct impact on how contributions to the SRF are assessed.

For compliance teams, this highlights the importance of preparing early, aligning internal reporting processes with the CSSF templates, and ensuring data accuracy to avoid regulatory issues.

Circular CSSF-CODERES 25/21