---
kind: "unit"
title: "46"
title_heading: "Shipping"
key: "chI/subchA/part3"
level: "part"
label: "Part 3"
heading: "Designation of Oceanographic Research Vessels"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/46/chI-subchA-part3"
sections_count: 7
---

# Part 3 — Designation of Oceanographic Research Vessels

Title 46 C.F.R. — Shipping › Chapter I — Coast Guard, Department of Homeland Security › Subchapter A — Procedures Applicable to the Public

## Contents

- [Subpart 3.01 — Authority and Purpose](/cfr/46/chI-subchA-part3-subpart3.01.md)
- [Subpart 3.03 — Application](/cfr/46/chI-subchA-part3-subpart3.03.md)
- [Subpart 3.05 — Definition of Terms Used in This Part](/cfr/46/chI-subchA-part3-subpart3.05.md)
- [Subpart 3.10 — Designation](/cfr/46/chI-subchA-part3-subpart3.10.md)