---
kind: "unit"
title: "5"
title_heading: "Administrative Personnel"
key: "chI/subchA/part5"
level: "part"
label: "Part 5"
heading: "Regulations, Investigation, and Enforcement (rule V)"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/5/chI-subchA-part5"
sections_count: 4
---

# Part 5 — Regulations, Investigation, and Enforcement (rule V)

Title 5 C.F.R. — Administrative Personnel › Chapter I — Office of Personnel Management › Subchapter A — Civil Service Rules

## Sections

- [§5.1. Civil Service regulations.](/cfr/5/5.1.md)
- [§5.2. Investigation and evaluations.](/cfr/5/5.2.md)
- [§5.3. Enforcement.](/cfr/5/5.3.md)
- [§5.4. Information and testimony.](/cfr/5/5.4.md)