# Article 21 – Cooperation with competent authorities

_CHAPTER III – HIGH-RISK AI SYSTEMS_

**1.** Providers of high-risk AI systems shall, upon a reasoned request by a competent authority, provide that authority all the information and documentation necessary to demonstrate the conformity of the high-risk AI system with the requirements set out in Section 2, in a language which can be easily understood by the authority in one of the official languages of the institutions of the Union as indicated by the Member State concerned.

**2.** Upon a reasoned request by a competent authority, providers shall also give the requesting competent authority, as applicable, access to the automatically generated logs of the high-risk AI system referred to in Article 12(1), to the extent such logs are under their control.

**3.** Any information obtained by a competent authority pursuant to this Article shall be treated in accordance with the confidentiality obligations set out in Article 78.

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/art21