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CFR > Title 46 - Shipping > CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY > SUBCHAPTER O—CERTAIN BULK DANGEROUS CARGOES (parts 150 to 155) > PART 151—BARGES CARRYING BULK LIQUID HAZARDOUS MATERIAL CARGOES > SUBPART 151.03—Definitions (§151.03-1 to §151.03-55) > 151.03-39—Ocean.
151.03-39—Ocean.
A designation for all vessels normally navigating the waters of any ocean or the Gulf of Mexico more than 20 nautical miles offshore.