Changes made by 2003/359/EC: Commission Decision of 16 May 2003 laying down requirements for the prevention of avian influenza in susceptible birds in certain Member States (notified under document number C(2003) 1691)
EU Decision 2003/359
No changes made by 2003/359/EC: Commission Decision of 16 May 2003 laying down requirements for the prevention of avian influenza in susceptible birds in certain Member States (notified under document number C(2003) 1691) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.