Changes made by 93/509/EEC: Commission Decision of 21 September 1993 amending Decision 93/195/EEC as regards the re-entry of registered horses from certain racetrack complexes in the United States of America
EU Decision 1993/509
No changes made by 93/509/EEC: Commission Decision of 21 September 1993 amending Decision 93/195/EEC as regards the re-entry of registered horses from certain racetrack complexes in the United States of America are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.