§ 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 Chemical Safety and Pollution Prevention.

§ 1.45 - Office of Research and Development.

§ 1.47 - Office of Land and Emergency Management.

§ 1.49 - Office of Water.