Changes made by Regulation (EEC) No 950/68 of the Council of 28 June 1968 on the common customs tariff
EU Regulation No 950/1968
No changes made by Regulation (EEC) No 950/68 of the Council of 28 June 1968 on the common customs tariff are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.