Changes to 2004/364/EC: Commission Decision of 6 April 2004 concerning protection measures in relation to highly pathogenic avian influenza in Canada (notified under document number C(2004) 1311)
EU Decision 2004/364
No changes to 2004/364/EC: Commission Decision of 6 April 2004 concerning protection measures in relation to highly pathogenic avian influenza in Canada (notified under document number C(2004) 1311) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.