Changes made by 97/571/EC: Commission Decision of 22 July 1997 on the general format of European Technical Approval for construction products
EU Decision 1997/571
No changes made by 97/571/EC: Commission Decision of 22 July 1997 on the general format of European Technical Approval for construction products are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.