Changes to 86/591/EEC: Council Decision of 26 November 1986 amending, on account of the accession of Spain and Portugal, Decision 82/752/EEC on the adoption of a European Economic Community research and development programme for a machine translation system of advanced design (Eurotra)
EU Decision 1986/591
No changes to 86/591/EEC: Council Decision of 26 November 1986 amending, on account of the accession of Spain and Portugal, Decision 82/752/EEC on the adoption of a European Economic Community research and development programme for a machine translation system of advanced design (Eurotra) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.