This Decree makes rules in matter of undesirable substances and products in animal nutrition, in accordance with the provisions laid down at Community level by Directive 1999/29/EC which, actually, has been entirely replaced by Directive 2002/32/EC. Feed materials may be put into circulation on condition that they are sound, genuine and of merchantable quality. Annex I establishes the conditions under which certain products or substances may be contained in animal feed. Related maximum levels ar