Changes to 91/643/EEC: Commission Decision of 22 November 1991 establishing a list of semen collection centres in the United States of America approved for the export to the Community of deep-frozen semen of domestic animals of the bovine species
EU Decision 1991/643
The legislation that changes 91/643/EEC: Commission Decision of 22 November 1991 establishing a list of semen collection centres in the United States of America approved for the export to the Community of deep-frozen semen of domestic animals of the bovine species, newest first. Choose one to see each change.
From legislation.gov.uk's record of changes, the official one: see it there.