Changes made by 89/610/EEC: Commission Decision of 14 November 1989 laying down the reference methods and the list of national reference laboratories for detecting residues
EU Decision 1989/610
No changes made by 89/610/EEC: Commission Decision of 14 November 1989 laying down the reference methods and the list of national reference laboratories for detecting residues are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.