• § 101. Purpose

• § 102. Department of Transportation

• § 103. Federal Railroad Administration

• § 104. Federal Highway Administration

• § 105. National Highway Traffic Safety Administration

• § 106. Federal Aviation Administration

• § 107. Federal Transit Administration

• § 108. Pipeline and Hazardous Materials Safety Administration

• § 109. Maritime Administration

• § 110. Great Lakes St. Lawrence Seaway Development Corporation

• [§ 111. Repealed.

• [§ 112. Repealed.

• § 113. Federal Motor Carrier Safety Administration

• § 114. Transportation Security Administration

• § 115. Transportation Security Oversight Board

• § 116. National Surface Transportation and Innovative Finance Bureau

• § 117. Council on Credit and Finance

• § 118. Office of Multimodal Freight Infrastructure and Policy

• § 119. Advanced Research Projects Agency–Infrastructure