Changes made by Political and Security Committee Decision EUSEC/1/2012 of 2 October 2012 on the appointment of the Head of Mission of the European Union mission to provide advice and assistance for security sector reform in the Democratic Republic of the Congo (EUSEC RD Congo) (2012/543/CFSP)
EU Decision 2012/543
No changes made by Political and Security Committee Decision EUSEC/1/2012 of 2 October 2012 on the appointment of the Head of Mission of the European Union mission to provide advice and assistance for security sector reform in the Democratic Republic of the Congo (EUSEC RD Congo) (2012/543/CFSP) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.