Changes made by Council Directive of 12 October 1971 on the approximation of the laws of the Member States relating to the measuring of the standard mass per storage volume of grain (71/347/EEC)
EU Directive 1971/347
No changes made by Council Directive of 12 October 1971 on the approximation of the laws of the Member States relating to the measuring of the standard mass per storage volume of grain (71/347/EEC) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.