Federal Register Notice: FDA is providing notice of a memorandum of understanding between FDA and the Association of American Feed Control Officials (AAFCO) to facilitate FDA's collaboration with AAFCO in the AAFCO New and Modified Ingredient Definition Process. This clarifies the responsibilities of FDA and AAFCO in defining feed ingredients, in providing mechanisms for resolving disputes that may arise, and in providing mechanisms for modifying the ingredient definition process when required. To view this notice, click here.