Changes to Council Directive of 20 December 1979 on the approximation of the laws of the Member States relating to units of measurement and on the repeal of Directive 71/354/EEC (80/181/EEC)
EU Directive 1980/181
The legislation that changes Council Directive of 20 December 1979 on the approximation of the laws of the Member States relating to units of measurement and on the repeal of Directive 71/354/EEC (80/181/EEC), newest first. Choose one to see each change.
From legislation.gov.uk's record of changes, the official one: see it there.