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In this act Article 4 of 29
Text as of 26 Oct 2026 · Commission Delegated Regulation (EU) 2017/589, OJ L 87, 31.3.2017 · Same wording as today’s text.Today’s text

Article 4 — IT outsourcing and procurement (Article 17(1) of Directive 2014/65/EU)

Financial servicesLevel 2RTSMiFID IIIn forceOfficial source

4(1)

1.An investment firm shall remain fully responsible for its obligations under this Regulation where it outsources or procures software or hardware used in algorithmic trading activities.

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4(2)

2.An investment firm shall have sufficient knowledge and the necessary documentation to ensure effective compliance with paragraph 1 in relation to any procured or outsourced hardware or software used in algorithmic trading.

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CHAPTER II — RESILIENCE OF TRADING SYSTEMS

SECTION I — Testing and deployment of trading algorithms systems and strategies