Changes made by Commission Decision of 18 July 1989 laying down the criteria for approval and supervision of breeders' associations and breeding organizations which establish or maintain herd-books for pure-bred breeding pigs (89/501/EEC)
EU Decision 1989/501
No changes made by Commission Decision of 18 July 1989 laying down the criteria for approval and supervision of breeders' associations and breeding organizations which establish or maintain herd-books for pure-bred breeding pigs (89/501/EEC) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.