How should transactions on “inflation indexed bonds” be reported under RTS 22?

Do the same standards apply to the character denoting seniority of a bond in field 3 and the attributes listed in field 23 (seniority of the bond) of RTS 23 of MiFIR?

Article 20 of Commission Delegated Regulation (EU) 2017/565 further clarifies the definition of direct electronic access as per Article 4(1)(41) of MiFID II by stating that persons shall be considered not capable of electronically transmitting orders relating to a financial instrument directly to a trading venue in accordance with Article 4(1)(41) of MiFID II where that person cannot exercise discretion regarding the exact fraction of a second of order entry and the lifetime of the order within that timeframe. What does “exercise discretion regarding the exact fraction of a second” mean?

Recital (19) of the Commission Delegated Regulation (EU) 2017/565 foresees that a SI can undertake matched principal trading provided it does so on an occasional, and not a regular, basis. How is “occasional basis” expected to be assessed?

Are firms required to store market data in order to fulfil the requirements contained in Article 13(7) of RTS 6 regarding the replay functionality of surveillance systems?