Changes made by 2004/52/EC: Commission Decision of 9 January 2004 amending Decisions 90/14/EEC, 91/270/EEC, 92/471/EEC, 94/63/EC, 94/577/EC and 2002/613/EC as regards import conditions of semen of domestic animals of the bovine species, ova and embryos of domestic animals of the bovine and the porcine species, and semen of domestic animals of the porcine species and repealing Decision 93/693/EC (notified under document number C(2003) 5401)
EU Decision 2004/52
The legislation 2004/52/EC: Commission Decision of 9 January 2004 amending Decisions 90/14/EEC, 91/270/EEC, 92/471/EEC, 94/63/EC, 94/577/EC and 2002/613/EC as regards import conditions of semen of domestic animals of the bovine species, ova and embryos of domestic animals of the bovine and the porcine species, and semen of domestic animals of the porcine species and repealing Decision 93/693/EC (notified under document number C(2003) 5401) changes, newest first. Choose one to see each change.
From legislation.gov.uk's record of changes, the official one: see it there.