On March 31, 2023, ISDA responded to the European Securities and Markets Authority’s (ESMA) consultation on the manual on post-trade transparency. The consultation focuses on the level-three guidance that ESMA intend to include within the manual on post-trade transparency under the Markets in Financial Instruments Regulation (MIFIR), covering classification of financial instruments, regulatory technical standards (RTS) 1, RTS 2 and changes to the flags (primarily the portfolio flag).