Changes made by 90/90/EEC: Commission Decision of 2 March 1990 concerning the importation by Member States of live pigs, fresh pigmeat and pigmeat products from Austria
EU Decision 1990/90
No changes made by 90/90/EEC: Commission Decision of 2 March 1990 concerning the importation by Member States of live pigs, fresh pigmeat and pigmeat products from Austria are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.