Changes made by Employment Act 1989 (Amendments and Revocations) 1989
S.I. 1989/2311
Made to Abstract of Special Regulations (Pottery—Health and Welfare) 1973
2 changes. All changes made by Employment Act 1989 (Amendments and Revocations) 1989
From legislation.gov.uk's record of changes, the official one: see it there.