---
kind: "unit"
title: "50"
title_heading: "War and National Defense"
key: "ch42"
level: "chapter"
label: "Chapter 42"
heading: "Atomic Energy Defense Provisions"
release: "119-102"
url: "https://uscodex.org/usc/50/ch42"
sections_count: 78
---

# Chapter 42 — Atomic Energy Defense Provisions

Title 50 — War and National Defense

## Sections

- [§2501. Repealed.](/usc/50/2501.md)

## Contents

- [Subchapter I — Organizational Matters](/usc/50/ch42-schI.md)
- [Subchapter II — Nuclear Weapons Stockpile Matters](/usc/50/ch42-schII.md)
- [Subchapter III — Proliferation Matters](/usc/50/ch42-schIII.md)
- [Subchapter IV — Defense Environmental Cleanup Matters](/usc/50/ch42-schIV.md)
- [Subchapter V — Safeguards and Security Matters](/usc/50/ch42-schV.md)
- [Subchapter VI — Personnel Matters](/usc/50/ch42-schVI.md)
- [Subchapter VII — Budget and Financial Management Matters](/usc/50/ch42-schVII.md)
- [Subchapter VIII — Administrative Matters](/usc/50/ch42-schVIII.md)