---
kind: "unit"
title: "48"
title_heading: "Federal Acquisition Regulations System"
key: "ch1/subchE/part31"
level: "part"
label: "Part 31"
heading: "Contract Cost Principles and Procedures"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/48/ch1-subchE-part31"
sections_count: 87
---

# Part 31 — Contract Cost Principles and Procedures

Title 48 C.F.R. — Federal Acquisition Regulations System › Chapter 1 — Federal Acquisition Regulation › Subchapter E — General Contracting Requirements

## Sections

- [§31.000. Scope of part.](/cfr/48/31.000.md)
- [§31.001. Definitions.](/cfr/48/31.001.md)
- [§31.002. Availability of accounting guide.](/cfr/48/31.002.md)

## Contents

- [Subpart 31.1 — Applicability](/cfr/48/ch1-subchE-part31-subpart31.1.md)
- [Subpart 31.2 — Contracts With Commercial Organizations](/cfr/48/ch1-subchE-part31-subpart31.2.md)
- [Subpart 31.3 — Contracts With Educational Institutions](/cfr/48/ch1-subchE-part31-subpart31.3.md)
- [Subpart 31.4-31.5 — Subparts 31.4-31.5 [Reserved]](/cfr/48/ch1-subchE-part31-subpart31.4-31.5.md)
- [Subpart 31.6 — Contracts With State, Local, and Federally Recognized Indian Tribal Governments](/cfr/48/ch1-subchE-part31-subpart31.6.md)
- [Subpart 31.7 — Contracts With Nonprofit Organizations](/cfr/48/ch1-subchE-part31-subpart31.7.md)