Changes made by 2012/381/EU: Council Decision of 13 December 2011 on the conclusion of the Agreement between the European Union and Australia on the processing and transfer of Passenger Name Record (PNR) data by air carriers to the Australian Customs and Border Protection Service
EU Decision 2012/381
No changes made by 2012/381/EU: Council Decision of 13 December 2011 on the conclusion of the Agreement between the European Union and Australia on the processing and transfer of Passenger Name Record (PNR) data by air carriers to the Australian Customs and Border Protection Service are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.