# Article 43 — Record keeping in relation to underwriting or placing (Articles 16(3), 23 and 24 of Directive 2014/65/EU) **Commission Delegated Regulation (EU) 2017/565 · binding · OJ L 87, 31.3.2017 · dated 25 Apr 2016 [in force]** *In force · Consolidated version of 2 August 2022 · Checked against EUR-Lex on 26 Oct 2026 · [Official source](https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:02017R0565-20220802)* Investment firms shall keep records of the content and timing of instructions received from clients. A record of the allocation decisions taken for each operation shall be kept to provide for a complete audit trail between the movements registered in clients' accounts and the instructions received by the investment firm. In particular, the final allocation made to each investment client shall be clearly justified and recorded. The complete audit trail of the material steps in the underwriting and placing process shall be made available to competent authorities upon request. **CHAPTER III — OPERATING CONDITIONS FOR INVESTMENT FIRMS** **SECTION 1 — Information to clients and potential clients**