Changes made by 70/552/EEC: Council Decision of 16 December 1970 on the rules applicable, in the fields of export guarantees and finance for export, to certain sub-contracting in other member countries of the European Communities or in non-member countries
EU Decision 1970/552
No changes made by 70/552/EEC: Council Decision of 16 December 1970 on the rules applicable, in the fields of export guarantees and finance for export, to certain sub-contracting in other member countries of the European Communities or in non-member countries are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.