Changes made by Commission Decision of 21 December 1992 concerning additional guarantees relating to infectious bovine rhinotracheitis for bovines destined for Member States or Regions of Member States free from the disease (93/42/EEC)
EU Decision 1993/42
No changes made by Commission Decision of 21 December 1992 concerning additional guarantees relating to infectious bovine rhinotracheitis for bovines destined for Member States or Regions of Member States free from the disease (93/42/EEC) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.