---
kind: "unit"
title: "46"
title_heading: "Shipping"
key: "chI/subchI-A/part109"
level: "part"
label: "Part 109"
heading: "Operations"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/46/chI-subchI-A-part109"
sections_count: 48
---

# Part 109 — Operations

Title 46 C.F.R. — Shipping › Chapter I — Coast Guard, Department of Homeland Security › Subchapter I-A — Mobile Offshore Drilling Units

## Contents

- [Subpart A — General](/cfr/46/chI-subchI-A-part109-subpartA.md)
- [Subpart B — Tests, Drills, and Inspections](/cfr/46/chI-subchI-A-part109-subpartB.md)
- [Subpart C — Operation and Stowage of Safety Equipment](/cfr/46/chI-subchI-A-part109-subpartC.md)
- [Subpart D — Reports, Notifications, and Records](/cfr/46/chI-subchI-A-part109-subpartD.md)
- [Subpart E — Emergency Signals](/cfr/46/chI-subchI-A-part109-subpartE.md)
- [Subpart F — Cranes](/cfr/46/chI-subchI-A-part109-subpartF.md)
- [Subpart G — Miscellaneous](/cfr/46/chI-subchI-A-part109-subpartG.md)