---
kind: "unit"
title: "48"
title_heading: "Federal Acquisition Regulations System"
key: "ch9/subchI"
level: "subchap"
label: "Subchapter I"
heading: "Agency Supplementary Regulations"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/48/ch9-subchI"
sections_count: 276
---

# Subchapter I — Agency Supplementary Regulations

Title 48 C.F.R. — Federal Acquisition Regulations System › Chapter 9 — Department of Energy

## Contents

- [Part 970 — Doe Management and Operating Contracts](/cfr/48/ch9-subchI-part970.md)
- [Part 971-999 — Parts 971-999 [reserved]](/cfr/48/ch9-subchI-part971-999.md)