Changes made by 83/154/EEC: Commission Decision of 23 March 1983 granting financial assistance within the framework of the supplementary measures established in favour of the United Kingdom (Yorkshire and Humberside) (Only the English text is authentic)
EU Decision 1983/154
No changes made by 83/154/EEC: Commission Decision of 23 March 1983 granting financial assistance within the framework of the supplementary measures established in favour of the United Kingdom (Yorkshire and Humberside) (Only the English text is authentic) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.