This regulation establishes tolerances for residues of zeta- cypermethrin in or on cabbage at 2.0 parts per million (ppm); cottonseed at 0.5 ppm; lettuce, head at 10.0 ppm; onions, bulb at 0.10 ppm; pecans at 0.05 ppm; and the fat, meat, and meat byproducts (mbyp) of cattle, goats, hogs, horses, and sheep at 0.05 ppm. It also removes time limitations for tolerances for residues of zeta-cypermethrin on the same commodities that expire on November 15, 1997. FMC Corporation requested this tolerance under the Federal Food, Drug, and Cosmetic Act, as amended by the Food Quality Protection Act of 1996.