# Article 12 – Record-keeping

_CHAPTER III – HIGH-RISK AI SYSTEMS_

**1.** High-risk AI systems shall technically allow for the automatic recording of events (logs) over the lifetime of the system.

**2.** In order to ensure a level of traceability of the functioning of a high-risk AI system that is appropriate to the intended purpose of the system, logging capabilities shall enable the recording of events relevant for:

**(a)** identifying situations that may result in the high-risk AI system presenting a risk within the meaning of Article 79(1) or in a substantial modification;

**(b)** facilitating the post-market monitoring referred to in Article 72; and

**(c)** monitoring the operation of high-risk AI systems referred to in Article 26(5).

**3.** For high-risk AI systems referred to in point 1 (a), of Annex III, the logging capabilities shall provide, at a minimum:

**(a)** recording of the period of each use of the system (start date and time and end date and time of each use);

**(b)** the reference database against which input data has been checked by the system;

**(c)** the input data for which the search has led to a match;

**(d)** the identification of the natural persons involved in the verification of the results, as referred to in Article 14(5).

Applies from: 2027-12-02 (high-risk via Annex III); 2028-08-02 (high-risk via Annex I)

Source: Regulation (EU) 2024/1689 (AI Act), text in force on 2026-10-28. https://aiact.binary.tools/act/art12