---
kind: "unit"
title: "14"
title_heading: "Aeronautics and Space"
key: "chI/subchC/part45"
level: "part"
label: "Part 45"
heading: "Identification and Registration Marking"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/14/chI-subchC-part45"
sections_count: 14
---

# Part 45 — Identification and Registration Marking

Title 14 C.F.R. — Aeronautics and Space › Chapter I — Federal Aviation Administration, Department of Transportation › Subchapter C — Aircraft

## Contents

- [Subpart A — General](/cfr/14/chI-subchC-part45-subpartA.md)
- [Subpart B — Marking of Products and Articles](/cfr/14/chI-subchC-part45-subpartB.md)
- [Subpart C — Nationality and Registration Marks](/cfr/14/chI-subchC-part45-subpartC.md)