This Office is composed of:
(a) The Office of the Deputy Inspector General;
(b) The Office of the Principal Inspector General for Investigations;
(c) The Office of the Principal Inspector General for Auditing and Evaluation;
(d) The Office of the Assistant Inspector General for Administration;
(e) The Office of the Assistant Inspector General for Legal, Legislative and External Affairs;
(f) The Office of the Assistant Inspector General for Aviation and Special Programs;
(g) The Office of the Assistant Inspector General for Financial and Information Technology Audits;
(h) The Office of the Assistant Inspector General for Highway and Transit Audits;
(i) The Office of the Assistant Inspector General for Rail, Maritime and Economic Analysis; and
(j) The Office of the Assistant Inspector General for Acquisition and Procurement Audits.