report to the FCA:
significant breaches of the firm's rules;
disorderly trading conditions; and
conduct that may involve market abuse;
provide full assistance to the FCA, and any other authority competent for the investigation and prosecution of market abuse, in its investigation and prosecution of market abuse occurring on or through the firm's systems.
Article 26(2) of MiFID]
any proposal to introduce, amend or renew a scheme for rebating or waiving fees or charges levied on its members or participants (or any group or class of them), at the same time as the proposal is communicated to those members or participants; and
any such change, no later than the date when it is published or notified to the members or participants.