Part 109 - OPERATIONS
- Subpart A - GENERAL (§§ 109.101 — 109.121)
- Subpart B - TESTS, DRILLS, AND INSPECTIONS (§§ 109.201 — 109.227)
- Subpart C - OPERATION AND STOWAGE OF SAFETY EQUIPMENT (§§ 109.301 — 109.347)
- Subpart D - REPORTS, NOTIFICATIONS, AND RECORDS (§§ 109.431 — 109.425)
- Subpart E - EMERGENCY SIGNALS (§ 109.503)
- Subpart F - CRANES (§§ 109.521 — 109.527)
- Subpart G - MISCELLANEOUS (§§ 109.555 — 109.585)
- Appendix A to Part 109 - Navigation and Vessel Inspection Circular No. 4-78-Inspection and Certification of Existing Mobile Offshore Drilling Units