DOMESTIC SECURITY CHAPTER 1-HOMELAND SECURITY ORGANIZATION

§§ 101–681g · 383 sections

Compiled from an official source version. Later amendments or repeals may not be reflected; the official text prevails.

There are too many sections here to show them all on one page. 367 of them are listed on the subdivision pages linked above; open one to read them. Any sections that belong directly here are listed below.

§ 101Definitions § 102Construction; severability § 103Use of appropriated funds § 103aDepartment of Homeland Security Nonrecurring Expenses Fund § 104National biodefense strategy § 105Biodefense analysis and budget submission § 106Update of national biodefense implementation plan

SUBCHAPTER I-DEPARTMENT OF HOMELAND SECURITY

SUBCHAPTER II-INFORMATION ANALYSIS

SUBCHAPTER III-SCIENCE AND TECHNOLOGY IN SUPPORT OF HOMELAND SECURITY

SUBCHAPTER IV-BORDER, MARITIME, 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-TRANSITION

SUBCHAPTER XII–A-TRANSPORTATION SECURITY

Part A-General Provisions

§ 561Definitions

Part B-Transportation Security Administration Acquisition Improvements

§ 5635-year technology investment plan § 563aAcquisition justification and reports § 563bAcquisition baseline establishment and reports § 563cInventory utilization § 563dSmall business contracting goals § 563eConsistency with the Federal Acquisition Regulation and departmental policies and directives § 563fDiversified security technology industry marketplace

Part C-Maintenance of Security-related Technology

§ 565Maintenance validation and oversight

SUBCHAPTER XIII-EMERGENCY COMMUNICATIONS

SUBCHAPTER XIV-COUNTERING WEAPONS OF MASS DESTRUCTION OFFICE

SUBCHAPTER XV-HOMELAND SECURITY GRANTS

SUBCHAPTER XVII-ANTI-TRAFFICKING TRAINING FOR DEPARTMENT OF HOMELAND SECURITY PERSONNEL

SUBCHAPTER XVIII-CYBERSECURITY AND INFRASTRUCTURE SECURITY AGENCY

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Compiled from an official source version. Later amendments or repeals may not be reflected; the official text prevails. Text of the U.S. Code 2024 Edition (govinfo), imported 2026-07-04. Amendments enacted after the 2024 Edition are not reflected. Read the official text ↗

Source: United States Code / CFR (uscode.house.gov, govinfo.gov) — U.S. federal law, public domain (17 U.S.C. § 105).

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