Changes made by Commission Regulation (EC) No 1830/2004 of 21 October 2004 amending Regulation (EC) No 283/2004 and Regulation (EC) No 284/2004 as regards registration of certain imports of polyethylene terephthalate (PET) film produced by one Brazilian exporting producer and produced by one Israeli exporting producer: Commission Regulation (EC) No 283/2004 of 18 February 2004 initiating an investigation concerning the possible circumvention of countervailing measures imposed by Council Regulation (EC) No 2597/1999 on imports of polyethylene terephthalate (PET) film originating in India by imports of polyethylene terephthalate (PET) film consigned from Brazil and from Israel, whether declared as originating in Brazil or Israel or not and making such imports subject to registration