CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER E—PESTICIDE PROGRAMS (Parts 150–181) > PART 180—TOLERANCES AND EXEMPTIONS FOR PESTICIDE CHEMICAL RESIDUES IN FOOD > SUBPART E—Pesticide Chemicals Not Requiring a Tolerance or an Exemption From a Tolerance (§180.2000 to §180.2020)