Changes to 75/788/EEC: Council Decision of 18 December 1975 amending for 1976 the import quotas laid down by Decision 75/210/EEC on unilateral import arrangements in respect of State-trading countries
EU Decision 1975/788
Made by 76/615/EEC: Council Decision of 29 June 1976 amending in respect of Romania certain quotas for imports into the Benelux countries and into Ireland laid down by Decision 75/788/EEC
From legislation.gov.uk's record of changes, the official one: see it there.