Changes made by 89/582/EEC, Euratom, ECSC: Commission Decision of 26 October 1989 adjusting the weightings applicable from 1 September 1989 to the remuneration of officials of the European Communities serving in non-member countries
EU Decision 1989/582
No changes made by 89/582/EEC, Euratom, ECSC: Commission Decision of 26 October 1989 adjusting the weightings applicable from 1 September 1989 to the remuneration of officials of the European Communities serving in non-member countries are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.