Changes made by 81/80/EEC: Commission Decision of 26 January 1981 on the granting of financial assistance in the framework of the supplementary measures established in favour of the United Kingdom (Wales) (Only the English text is authentic)
EU Decision 1981/80
No changes made by 81/80/EEC: Commission Decision of 26 January 1981 on the granting of financial assistance in the framework of the supplementary measures established in favour of the United Kingdom (Wales) (Only the English text is authentic) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.