Changes made by 77/293/EEC: Commission Decision of 18 April 1977 amending the Commission Decision of 30 March 1977 on certain measures to prevent the spread of classical swine fever
EU Decision 1977/293
The legislation 77/293/EEC: Commission Decision of 18 April 1977 amending the Commission Decision of 30 March 1977 on certain measures to prevent the spread of classical swine fever changes, newest first. Choose one to see each change.
From legislation.gov.uk's record of changes, the official one: see it there.