Changes made by 2003/100/EC: Commission Decision of 13 February 2003 laying down minimum requirements for the establishment of breeding programmes for resistance to transmissible spongiform encephalopathies in sheep (notified under document number C(2003) 498)
EU Decision 2003/100
No changes made by 2003/100/EC: Commission Decision of 13 February 2003 laying down minimum requirements for the establishment of breeding programmes for resistance to transmissible spongiform encephalopathies in sheep (notified under document number C(2003) 498) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.