Subpart A -- Introduction
      §1.1 Creation and authority.
      §1.3 Purpose and functions.
      §1.5 Organization and general information.
      §1.7 Location of principal offices.
   Subpart B -- Headquarters
      §1.21 General.
      §1.23 Office of the Administrator.
      §1.25 Staff Offices.
      §1.27 Offices of the Associate Administrators.
      §1.29 Office of Inspector General.
      §1.31 Office of General Counsel.
      §1.33 Office of Administration and Resources Management.
      §1.35 Office of Enforcement and Compliance Monitoring.
      §1.37 Office of External Affairs.
      §1.39 Office of Policy, Planning and Evaluation.
      §1.41 Office of Air and Radiation.
      §1.43 Office of Prevention, Pesticides and Toxic Substances.
      §1.45 Office of Research and Development.
      §1.47 Office of Solid Waste and Emergency Response.
      §1.49 Office of Water.
   Subpart C -- Field Installations
      §1.61 Regional Offices.