---
kind: "unit"
title: "46"
title_heading: "Shipping"
key: "chII/subchF/part307"
level: "part"
label: "Part 307"
heading: "Establishment of Mandatory Position Reporting System for Vessels"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/46/chII-subchF-part307"
sections_count: 10
---

# Part 307 — Establishment of Mandatory Position Reporting System for Vessels

Title 46 C.F.R. — Shipping › Chapter II — Maritime Administration, Department of Transportation › Subchapter F — Position Reporting System

## Sections

- [§307.1. Purpose.](/cfr/46/307.1.md)
- [§307.3. Definitions.](/cfr/46/307.3.md)
- [§307.5. Provisions of general applicability.](/cfr/46/307.5.md)
- [§307.7. Information required in report.](/cfr/46/307.7.md)
- [§307.9. When to report.](/cfr/46/307.9.md)
- [§307.11. Report changes.](/cfr/46/307.11.md)
- [§307.13. Where to report.](/cfr/46/307.13.md)
- [§307.15. Release of information from reports.](/cfr/46/307.15.md)
- [§307.17. Distress messages and hostile action reports.](/cfr/46/307.17.md)
- [§307.19. Penalties.](/cfr/46/307.19.md)