1. Regular DQM shall be applied to DQM targets 3a, 3b, 4, 5 and 6, as specified in Annex I.
2. DQM competent authorities shall carry out regular DQM within one month following the end of each calendar month. They shall verify output feed data, taking into account all currently available information, by no later than the second working day of the calendar month following the month in which regular DQM is carried out.
3. DQM competent authorities shall correct input data in accordance with the agreed DQM workflow by using the CSDB system or by providing input data files to the ECB, as appropriate.