This proposed rule will designate, for preferred procurement under the Federal Biobased Products Preferred Procurement Program, approximately 10 intermediate ingredient or feedstock product categories. An intermediate ingredient or feedstock is defined by the BioPreferred Program as a material or compound made in whole or in significant part from biological products. Typical intermediate ingredient or feedstock product categories will include renewable chemicals; plastic resins; chemical binders; oils, fats, and waxes; and fibers and fabrics.