Residues and waste from the food industries; prepared animal feed

The 9 headings of chapter 23

• 2301: Flours, meals and pellets, of meat or meat offal, of fish or of crustaceans, molluscs or other aquatic invertebrates, unfit for human consumption; greaves (cracklings) (3 codes, General duty Free)
• 2302: Bran, sharps (middlings) and other residues, whether or not in the form of pellets, derived from the sifting, milling or other working of cereals or of leguminous plants (8 codes, General duty Free to 1.4%)
• 2303: Residues of starch manufacture and similar residues, beet-pulp, bagasse and other waste of sugar manufacture, brewing or distilling dregs and waste, whether or not in the form of pellets (6 codes, General duty Free to 1.4%)
• 2304: Oilcake and other solid residues, whether or not ground or in the form of pellets, resulting from the extraction of soybean oil (2 codes, General duty Free, some per unit)
• 2305: Oilcake and other solid residues, whether or not ground or in the form of pellets, resulting from the extraction of peanut (ground-nut) oil (1 code, General duty Free, some per unit)
• 2306: Oilcake and other solid residues, whether or not ground or in the form of pellets, resulting from the extraction of vegetable or microbial fats or oils, other than those of heading 2304 or 2305 (10 codes, General duty Free, some per unit)
• 2307: Wine lees; argol (1 code, General duty Free)
• 2308: Vegetable materials and vegetable waste, vegetable residues and byproducts, whether or not in the form of pellets, of a kind used in animal feeding, not elsewhere specified or included (5 codes, General duty Free to 1.9%)
• 2309: Preparations of a kind used in animal feeding (25 codes, General duty Free to 7.5%, some per unit)

Where it sits in the schedule

Chapter 23 is in Section IV of the Harmonized System, prepared foods, beverages and tobacco (chapters 16 to 24). Rates are those printed in the 2026 HTS Revision 23; Chapter 99 duties (Section 232, Section 301, IEEPA) are charged on top and are not included.