Changes to 84/10/EEC: Council Decision of 10 January 1984 concerning certain protective measures against classical swine fever as regards fresh pigmeat
EU Decision 1984/10
Made by 84/171/EEC: Commission Decision of 16 March 1984 amending for the second time Decision 84/10/EEC concerning certain measures of protection against classical swine fever relating to fresh pigmeat
From legislation.gov.uk's record of changes, the official one: see it there.