Changes to 91/112/EEC: Commission Decision of 12 February 1991 amending Council Decision 89/21/EEC derogating from prohibitions relating to African swine fever for certain areas in Spain
EU Decision 1991/112
No changes to 91/112/EEC: Commission Decision of 12 February 1991 amending Council Decision 89/21/EEC derogating from prohibitions relating to African swine fever for certain areas in Spain are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.