1.The ECB, with the assistance of the NCBs, shall define the CSDB’s operational processes; compile the CSEC aggregate statistics; and produce output data, including output feed data.
2.In accordance with this Guideline, the NCBs shall:
provide input data on securities issued by residents in their Member States to the CSDB where they have such data readily available;
conduct the DQM of the data related to issuers resident in their Member States;
verify the CSEC aggregate statistics related to issuers resident in their Member States.
3.The ECB shall:
conduct the DQM of data related to issuers resident outside the euro area, unless a non-euro area NCB has accepted the responsibility to conduct DQM for data related to issuers resident in its Member State;
verify the CSEC aggregate statistics related to issuers resident outside the euro area, unless a non-euro area NCB has accepted the responsibility for verifying the CSEC aggregate statistics related to issuers resident in its Member State.