Section 03 Animal or vegetable fats and oils and their cleavage products; prepared edible fats; animal or vegetable waxes 15 Animal or vegetable fats and oils and their cleavage products; prepared edible fats, animal or vegetable waxes. 15 04 Fats and oils and their fractions, of fish or marine mammals, whether or not refined, but not chemically modified Commodity Code Description 15 04 10 - Fish-liver oils and their fractions 15 04 20 - Fats and oils and their fractions, of fish, other than liver oils 15 04 30 - Fats and oils and their fractions, of marine mammals