On 12 June 2024, the European Commission (Commission) issued a consultation on a draft delegated regulation that sets out identifying reference data to be used with regard to over-the-counter (OTC) interest rate swaps and OTC credit default swaps for the purposes of the transparency requirements laid down in Article 8a(2), and Articles 10 and 21 MiFIR.The draft delegated regulation provides the full set of relevant identifying reference data that need to be assigned to a given ISO 6166 International Securities Identifying Number (ISIN) for OTC interest rate swaps and OTC credit default swaps, for this identifier to be used for the purposes of the MiFIR transparency requirements. The consultation is open for four weeks and closes on 10 July 2024.