---
kind: "unit"
title: "49"
title_heading: "Transportation"
key: "subtB/chV/part512"
level: "part"
label: "Part 512"
heading: "Confidential Business Information"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/49/subtB-chV-part512"
sections_count: 23
---

# Part 512 — Confidential Business Information

Title 49 C.F.R. — Transportation › Subtitle B — Other Regulations Relating to Transportation › Chapter V — National Highway Traffic Safety Administration, Department of Transportation

## Contents

- [Subpart A — General Provisions](/cfr/49/subtB-chV-part512-subpartA.md)
- [Subpart B — Submission Requirements](/cfr/49/subtB-chV-part512-subpartB.md)
- [Subpart C — Additional Requirements](/cfr/49/subtB-chV-part512-subpartC.md)
- [Subpart D — Agency Determination](/cfr/49/subtB-chV-part512-subpartD.md)
- [Subpart E — Agency Treatment of Information Claimed To Be Confidential](/cfr/49/subtB-chV-part512-subpartE.md)