Changes made by Council Directive of 4 March 1974 on the approximation of the laws of the Member States relating to weights of from 1 mg to 50 kg of above-medium accuracy (74/148/EEC)
EU Directive 1974/148
No changes made by Council Directive of 4 March 1974 on the approximation of the laws of the Member States relating to weights of from 1 mg to 50 kg of above-medium accuracy (74/148/EEC) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.