Changes made by 2004/207/EC: Commission decision of 16 July 2003 relating to a proceeding under Article 81 of the EC Treaty and Article 53 of the EEA Agreement (Case COMP/38.369: T-Mobile Deutschland/O2 Germany: Network Sharing Rahmenvertrag) (notified under document number C(2003) 2432)
EU Decision 2004/207
No changes made by 2004/207/EC: Commission decision of 16 July 2003 relating to a proceeding under Article 81 of the EC Treaty and Article 53 of the EEA Agreement (Case COMP/38.369: T-Mobile Deutschland/O2 Germany: Network Sharing Rahmenvertrag) (notified under document number C(2003) 2432) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.