Changes to Council Directive 74/651/EEC of 19 December 1974 on the tax reliefs to be allowed on the importation of goods in small consignments of a non-commercial character within the Community
EU Directive 1974/651
Made by Second Council Directive 78/1034/EEC of 19 December 1978 amending Directive 74/651/EEC on the tax reliefs to be allowed on the importation of goods in small consignments of a non-commercial character within the Community
From legislation.gov.uk's record of changes, the official one: see it there.