Changes to Council Directive 69/73/EEC of 4 March 1969 on the harmonisation of provisions laid down by law, regulation or administrative action in respect of inward processing
EU Directive 1969/73
Made by Council Directive 83/89/EEC of 7 February 1983 amending Directive 69/73/EEC on the harmonization of provisions laid down by law, regulation or administrative action in respect of inward processing
From legislation.gov.uk's record of changes, the official one: see it there.