# Article 9 — Relevant data infrastructure for stress testing programmes **Commission Delegated Regulation (EU) 2025/415 · binding · OJ L, 2025/415, 24.3.2025 · dated 13 Dec 2024 [in force]** *In force · Commission Delegated Regulation (EU) 2025/415, OJ L, 2025/415, 24.3.2025 · Checked against EUR-Lex on 26 Oct 2026 · [Official source](https://eur-lex.europa.eu/eli/reg_del/2025/415/oj/eng)* 1. Issuers of asset-referenced tokens or e-money tokens shall ensure that the stress testing programme is supported by an adequate and transparent data infrastructure. 2. Issuers of asset-referenced tokens or e-money tokens shall ensure that their data infrastructure has the capacity to capture the extensive data needs of their stress testing programme and that they have in place mechanisms to ensure a continuous and consistent ability to conduct stress testing as planned in accordance with the programme. 3. Issuers of asset-referenced tokens or e-money tokens shall ensure that the data infrastructure allows for both flexibility and appropriate levels of quality and control. 4. Issuers of asset-referenced tokens or e-money tokens shall ensure that their data infrastructure is proportionate to their size, complexity, and risk and business profile, and allows for the performance of stress tests covering all material risks that the institution is exposed to. 5. Issuers of asset-referenced tokens or e-money tokens shall devote sufficient human, financial and material resources to guarantee the effective development and maintenance of their data infrastructure, including information technology systems.