Title 46ShippingRelease 119-73

§70031 Definitions

Title 46 › Subtitle Subtitle VII— - Security and Drug Enforcement › Chapter CHAPTER 700— - PORTS AND WATERWAYS SAFETY › Subchapter SUBCHAPTER IV— - DEFINITIONS, REGULATIONS, ENFORCEMENT, INVESTIGATORY POWERS, APPLICABILITY › § 70031

Last updated Apr 6, 2026|Official source

Summary

Defines key terms. Marine environment covers U.S. navigable waters and nearby land/resources; waters and fisheries under U.S. management; the Outer Continental Shelf seabed/subsoil and waters above; and recreational, economic, and scenic value. Secretary means the department head running the Coast Guard; for the Saint Lawrence Seaway it means the Secretary of Transportation. Navigable waters includes the U.S. territorial sea in Presidential Proclamation No. 5928 of December 27, 1988.

Full Legal Text

Title 46, §70031

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As used in subchapters I through III and this subchapter, unless the context otherwise requires:
(1)The term “marine environment” means—
(A)the navigable waters of the United States and the land and resources therein and thereunder;
(B)the waters and fishery resources of any area over which the United States asserts exclusive fishery management authority;
(C)the seabed and subsoil of the Outer Continental Shelf of the United States, the resources thereof, and the waters superjacent thereto; and
(D)the recreational, economic, and scenic values of such waters and resources.
(2)The term “Secretary” means the Secretary of the department in which the Coast Guard is operating, except that such term means the Secretary of Transportation with respect to the application of this chapter to the Saint Lawrence Seaway.
(3)The term “navigable waters of the United States” includes all waters of the territorial sea of the United States as described in Presidential Proclamation No. 5928 of December 27, 1988.

Legislative History

Notes & Related Subsidiaries

Editorial Notes

References in Text

Presidential Proclamation No. 5928, referred to in par. (3), is set out under section 1331 of Title 43, Public Lands.

Amendments

2021—Pub. L. 116–283 substituted “I through III” for “A through C” in introductory provisions.

Reference

Citations & Metadata

Citation

46 U.S.C. § 70031

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Last Updated

Apr 6, 2026

Release point: 119-73