---
type: Body
title: "Department of Transportation"
classification: "executive-department"
chamber: "executive"
code: "EXEC-TRANSPORTATION"
head: "us/executive/transportation/secretary"
sources:
  - field: definition
    source: "5 U.S.C. § 101 (Executive departments)"
confidence: official
tags: [body, executive, executive-department]
timestamp: "2026-07-03"
---

# Department of Transportation

Executive department, established by 5 U.S.C. § 101. Headed by the [Secretary of Transportation](/us/executive/transportation/secretary.md).

## Referenced by the U.S. Code

314 sections of the U.S. Code reference this department. A sample:

- [5 U.S.C. § 101](/legal/us/code/title-05/chapter-1/section-101.md)
- [5 U.S.C. § 2109](/legal/us/code/title-05/chapter-21/section-2109.md)
- [5 U.S.C. § 406](/legal/us/code/title-05/chapter-4/section-406.md)
- [5 U.S.C. § 422](/legal/us/code/title-05/chapter-4/section-422.md)
- [5 U.S.C. § 5109](/legal/us/code/title-05/chapter-51/section-5109.md)
- [5 U.S.C. § 5314](/legal/us/code/title-05/chapter-53/section-5314.md)
- [5 U.S.C. § 5315](/legal/us/code/title-05/chapter-53/section-5315.md)
- [5 U.S.C. § 5316](/legal/us/code/title-05/chapter-53/section-5316.md)
- [5 U.S.C. § 5542](/legal/us/code/title-05/chapter-55/section-5542.md)
- [5 U.S.C. § 8331](/legal/us/code/title-05/chapter-83/section-8331.md)
- [5 U.S.C. § 8401](/legal/us/code/title-05/chapter-84/section-8401.md)
- [5 U.S.C. § 9101](/legal/us/code/title-05/chapter-91/section-9101.md)
- [6 U.S.C. § 1104](/legal/us/code/title-06/chapter-4/section-1104.md)
- [6 U.S.C. § 1113](/legal/us/code/title-06/chapter-4/section-1113.md)
- [6 U.S.C. § 1117](/legal/us/code/title-06/chapter-4/section-1117.md)
- [6 U.S.C. § 1119](/legal/us/code/title-06/chapter-4/section-1119.md)
- [6 U.S.C. § 1133](/legal/us/code/title-06/chapter-4/section-1133.md)
- [6 U.S.C. § 1134](/legal/us/code/title-06/chapter-4/section-1134.md)
- [6 U.S.C. § 1139](/legal/us/code/title-06/chapter-4/section-1139.md)
- [6 U.S.C. § 1161](/legal/us/code/title-06/chapter-4/section-1161.md)
- [6 U.S.C. § 1166](/legal/us/code/title-06/chapter-4/section-1166.md)
- [6 U.S.C. § 1168](/legal/us/code/title-06/chapter-4/section-1168.md)
- [6 U.S.C. § 1183](/legal/us/code/title-06/chapter-4/section-1183.md)
- [6 U.S.C. § 1185](/legal/us/code/title-06/chapter-4/section-1185.md)
- [6 U.S.C. § 1186](/legal/us/code/title-06/chapter-4/section-1186.md)
- …and 289 more (full set in data/section_authority_edges.jsonl)