Changes made by 76/805/EEC: Commission Decision of 1 October 1976 laying down additional provisions concerning surveys of pig production to be made by Member States
EU Decision 1976/805
No changes made by 76/805/EEC: Commission Decision of 1 October 1976 laying down additional provisions concerning surveys of pig production to be made by Member States are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.