Changes made by Council Directive 71/144/EEC of 22 March 1971 extending the time limit laid down in Article 10 of the Council Directive of 27 June 1967 on the approximation of laws, regulations and administrative provisions relating to the classification, packing and labelling of dangerous substances
EU Directive 1971/144
The legislation Council Directive 71/144/EEC of 22 March 1971 extending the time limit laid down in Article 10 of the Council Directive of 27 June 1967 on the approximation of laws, regulations and administrative provisions relating to the classification, packing and labelling of dangerous substances changes, newest first. Choose one to see each change.
From legislation.gov.uk's record of changes, the official one: see it there.