---
kind: "unit"
title: "46"
title_heading: "Shipping"
key: "stV/ptD/ch556"
level: "chapter"
label: "Chapter 556"
heading: "Marine Highways"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/46/stV-ptD-ch556"
sections_count: 5
---

# Chapter 556 — Marine Highways

Title 46 — Shipping › Subtitle V — Merchant Marine › Part D — Promotional Programs

## Sections

- [§55601. United States marine highway program](/usc/46/55601.md)
- [§55602. Cargo and shippers](/usc/46/55602.md)
- [§55603. Multistate, State, Tribal, and regional transportation planning](/usc/46/55603.md)
- [§55604. Research on marine highway transportation](/usc/46/55604.md)
- [§55605. Definitions](/usc/46/55605.md)