Changes made by 2003/466/EC: Commission Decision of 13 June 2003 establishing criteria for zoning and official surveillance following suspicion or confirmation of the presence of infectious salmon anaemia (ISA) (notified under document number C(2003) 1831)
EU Decision 2003/466
No changes made by 2003/466/EC: Commission Decision of 13 June 2003 establishing criteria for zoning and official surveillance following suspicion or confirmation of the presence of infectious salmon anaemia (ISA) (notified under document number C(2003) 1831) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.