Changes to 77/5/EEC: Commission Decision of 13 December 1976 on the adjustment of the boundaries of less-favoured areas within the meaning of Council Directive 75/268/EEC (Ireland) (Only the English text is authentic)
EU Decision 1977/5
No changes to 77/5/EEC: Commission Decision of 13 December 1976 on the adjustment of the boundaries of less-favoured areas within the meaning of Council Directive 75/268/EEC (Ireland) (Only the English text is authentic) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.