Changes made by Commission Regulation (EC) No 307/2004 of 20 February 2004 amending Regulation (EC) No 1520/2000 laying down common detailed rules for the application of the system of granting export refunds on certain agricultural products exported in the form of goods not covered by Annex I to the Treaty, and the criteria for fixing the amounts of such refunds, and providing special measures in respect of certain refund certificates: Commission Regulation (EC) No 1520/2000 of 13 July 2000 laying down common detailed rules for the application of the system of granting export refunds on certain agricultural products exported in the form of goods not covered by Annex I to the Treaty, and the criteria for fixing the amount of such refunds