---
kind: "unit"
title: "6"
title_heading: "Domestic Security"
key: "chI/part7"
level: "part"
label: "Part 7"
heading: "Classified National Security Information"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/6/chI-part7"
sections_count: 20
---

# Part 7 — Classified National Security Information

Title 6 C.F.R. — Domestic Security › Chapter I — Department of Homeland Security, Office of the Secretary

## Sections

- [§7.1. Purpose.](/cfr/6/7.1.md)
- [§7.2. Scope.](/cfr/6/7.2.md)
- [§7.3. Definitions.](/cfr/6/7.3.md)

## Contents

- [Subpart A — Administration](/cfr/6/chI-part7-subpartA.md)
- [Subpart B — Classified Information](/cfr/6/chI-part7-subpartB.md)