---
kind: "unit"
title: "48"
title_heading: "Federal Acquisition Regulations System"
key: "ch2/subchE/part231"
level: "part"
label: "Part 231"
heading: "Contract Cost Principles and Procedures"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/48/ch2-subchE-part231"
sections_count: 13
---

# Part 231 — Contract Cost Principles and Procedures

Title 48 C.F.R. — Federal Acquisition Regulations System › Chapter 2 — Defense Acquisition Regulations System, Department of Defense › Subchapter E — General Contracting Requirements

## Contents

- [Subpart 231.1 — Applicability](/cfr/48/ch2-subchE-part231-subpart231.1.md)
- [Subpart 231.2 — Contracts With Commercial Organizations](/cfr/48/ch2-subchE-part231-subpart231.2.md)
- [Subpart 231.3 — Contracts With Educational Institutions](/cfr/48/ch2-subchE-part231-subpart231.3.md)
- [Subpart 231.6 — Contracts With State, Local, and Federally Recognized Indian Tribal Governments](/cfr/48/ch2-subchE-part231-subpart231.6.md)
- [Subpart 231.7 — Contracts With Nonprofit Organizations](/cfr/48/ch2-subchE-part231-subpart231.7.md)