Changes made by 89/93/EEC: Commission Decision of 7 December 1988 relating to a proceeding under Articles 85 and 86 of the EEC Treaty (IV/31. 906, flat glass) (Only the Italian text is authentic)
EU Decision 1989/93
No changes made by 89/93/EEC: Commission Decision of 7 December 1988 relating to a proceeding under Articles 85 and 86 of the EEC Treaty (IV/31. 906, flat glass) (Only the Italian text is authentic) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.