Changes made by 1999/781/EC: Commission Decision of 15 September 1999 relating to a proceeding under Article 81 of the EC Treaty (Case IV/36.539 - Britisch Interactive Broadcasting/Open) (notified under document number C(1999/2935)) (Only the English text is authentic)
EU Decision 1999/781
No changes made by 1999/781/EC: Commission Decision of 15 September 1999 relating to a proceeding under Article 81 of the EC Treaty (Case IV/36.539 - Britisch Interactive Broadcasting/Open) (notified under document number C(1999/2935)) (Only the English text is authentic) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.