Changes made by 2012/472/EU: Council Decision of 26 April 2012 on the conclusion of the Agreement between the United States of America and the European Union on the use and transfer of passenger name records to the United States Department of Homeland Security
EU Decision 2012/472
No changes made by 2012/472/EU: Council Decision of 26 April 2012 on the conclusion of the Agreement between the United States of America and the European Union on the use and transfer of passenger name records to the United States Department of Homeland Security are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.