Changes made by Commission Decision of 18 July 1989 laying down the certificate of pure-bred breeding pigs, their semen, ova and embryos (89/503/EEC)
EU Decision 1989/503
No changes made by Commission Decision of 18 July 1989 laying down the certificate of pure-bred breeding pigs, their semen, ova and embryos (89/503/EEC) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.