The basic law is set out in Council Regulation (EEC) No 2913/92 (the Customs Code) as amended by Regulation (EC) No 648/2005 of the European Parliament and of the Council and Commission Regulation (EEC)No 2454/93 (the Implementing Provisions) as amended by Commission Regulation (EEC) No 1875/2006.
To learn more about the AEO concept and certification procedure visit the AEO section of the European Commission website.