---
kind: "section"
citation: "46 U.S.C. § 31307"
title: "46"
title_heading: "Shipping"
number: "31307"
heading: "State statutes superseded"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/46/31307"
units:
  - "Subtitle III — Maritime Liability"
  - "Chapter 313 — Commercial Instruments and Maritime Liens"
  - "Subchapter I — General"
---

# §31307. State statutes superseded


This chapter supersedes any State statute conferring a lien on a vessel to the extent the statute establishes a claim to be enforced by a civil action in rem against the vessel for [necessaries](/usc/46/31301.md?p=4).


## Source credit

(Pub. L. 100–710, title I, § 102(c), Nov. 23, 1988, 102 Stat. 4741.)

## Notes

| Historical and Revision Notes |  |
| --- | --- |
| Revised section | Source section (U.S. Code) |
| 31307 | 46:975 |

Section 31307 provides for preemption of State laws to the extent a claim for necessaries is enforced by a civil action in rem in admiralty against the vessel.

### Statutory Notes and Related Subsidiaries

### Effective Date

Section effective Jan. 1, 1989, with certain exceptions and qualifications, see section 107 of Pub. L. 100–710, set out as a note under section 31301 of this title.