Changes made by 1999/496/EC: Commission Decision of 6 July 1999 establishing the list of approved zones, with regard to infectious haematopoietic necrosis and viral haemorrhagic septicaemia, in Germany (notified under document number C(1999) 1975)
EU Decision 1999/496
No changes made by 1999/496/EC: Commission Decision of 6 July 1999 establishing the list of approved zones, with regard to infectious haematopoietic necrosis and viral haemorrhagic septicaemia, in Germany (notified under document number C(1999) 1975) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.