Changes made by 80/335/EEC: Commission Decision of 20 December 1979 imposing a fine on Fabbrica Lastre di Vetro Pietro Sciarra, Rome, pursuant to Article 15 of Regulation No 17 (Only the Italian text is authentic)
EU Decision 1980/335
No changes made by 80/335/EEC: Commission Decision of 20 December 1979 imposing a fine on Fabbrica Lastre di Vetro Pietro Sciarra, Rome, pursuant to Article 15 of Regulation No 17 (Only the Italian text is authentic) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.