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# Article 1 — Clients, financial counterparts and transactions

**Commission Delegated Regulation (EU) 2024/1772 · binding · OJ L, 2024/1772, 25.6.2024 · dated 13 Mar 2024 [in force]**

*In force · Commission Delegated Regulation (EU) 2024/1772, OJ L, 2024/1772, 25.6.2024 · Checked against EUR-Lex on 26 Oct 2026 · [Official source](https://eur-lex.europa.eu/eli/reg_del/2024/1772/oj/eng)*

1. <a id="art-1-p-1"></a>The number of clients affected by the incident as referred to in [Article 18(1)](../../articles/18.md), point (a), of Regulation (EU) 2022/2554, shall reflect the number of all affected clients, whether natural or legal persons, that are or were unable to make use of the service provided by the financial entity during the incident or that were adversely impacted by the incident. That number shall also include third parties explicitly covered by the contractual agreement between the financial entity and the client as beneficiaries of the affected service.
2. <a id="art-1-p-2"></a>The number of financial counterparts affected by the incident as referred to in [Article 18(1)](../../articles/18.md), point (a), of Regulation (EU) 2022/2554 shall reflect the number of all affected financial counterparts that have concluded a contractual arrangement with the financial entity.
3. <a id="art-1-p-3"></a>In relation to the relevance of clients and financial counterparts affected by the incident as referred to in [Article 18(1)](../../articles/18.md), point (a), of Regulation (EU) 2022/2554, the financial entity shall take into account the extent to which the impact on a client or a financial counterpart will affect the implementation of the business objectives of the financial entity, as well as the potential impact of the incident on market efficiency.
4. <a id="art-1-p-4"></a>In relation to the amount or number of transactions affected by the incident as referred to in [Article 18(1)](../../articles/18.md), point (a), of Regulation (EU) 2022/2554, the financial entity shall take into account all affected transactions involving a monetary amount where at least one part of the transaction is carried out in the Union.
5. <a id="art-1-p-5"></a>Where the actual number of clients or financial counterparts affected or the actual number or amount of transactions affected cannot be determined, the financial entity shall estimate those numbers or amounts based on available data from comparable reference periods.