Changes made by 79/475/EEC: Commission Decision of 3 May 1979 allowing admission free of Common Customs Tariff duties the scientific apparatus described as 'Aero Vironment-Monostatic/Bistatic Acoustic Radar System'
EU Decision 1979/475
No changes made by 79/475/EEC: Commission Decision of 3 May 1979 allowing admission free of Common Customs Tariff duties the scientific apparatus described as 'Aero Vironment-Monostatic/Bistatic Acoustic Radar System' are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.