Changes made by Decision of the European Parliament, the European Council, the Council, the Commission, the Court of Justice of the European Union, the Court of Auditors, the European Economic and Social Committee and the Committee of the Regions of 26 June 2009 on the organisation and operation of the Publications Office of the European Union (2009/496/EC, Euratom)
EU Decision 2009/496
The legislation Decision of the European Parliament, the European Council, the Council, the Commission, the Court of Justice of the European Union, the Court of Auditors, the European Economic and Social Committee and the Committee of the Regions of 26 June 2009 on the organisation and operation of the Publications Office of the European Union (2009/496/EC, Euratom) changes, newest first. Choose one to see each change.
From legislation.gov.uk's record of changes, the official one: see it there.