- § 101. Definitions
- § 102. Construction; severability
- § 103. Use of appropriated funds
- Subchapter I - Department of Homeland Security
- Subchapter II - Information Analysis and Infrastructure Protection
- Subchapter III - Science and Technology in Support of Homeland Security
- Subchapter IV - Directorate of Border and Transportation Security
- Subchapter V - National Emergency Management
- Subchapter VI - Treatment of Charitable Trusts for Members of The Armed Forces of the United States and other Governmental Organizations
- Subchapter VII - Management
- Subchapter VIII - Coordination with Non-Federal Entities; Inspector General; United States Secret Service; Coast Guard; General Provisions
- Subchapter IX - National Homeland Security Council
- Subchapter X - Construction
- Subchapter XI - Department of Justice Divisions
- Subchapter XII - Transitions
- Subchapter XIII - Emergency Communications
- Subchapter XIV - Domestic Nuclear Detection Office
- Subchapter XV - Homeland Security Grants
