Changes made by Council Directive 75/33/EEC of 17 December 1974 on the approximation of the laws of the Member States relating to cold-water meters
EU Directive 1975/33
No changes made by Council Directive 75/33/EEC of 17 December 1974 on the approximation of the laws of the Member States relating to cold-water meters are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.