U.S. Code of Federal Regulations

Regulations most recently checked for updates: Feb 11, 2026

All TitlesTitle 46Chapter IPart 7 - PART 7—BOUNDARY LINES

GENERAL
§ 7.1 - General purpose of boundary lines.
§ 7.5 - Rules for establishing boundary lines.

ATLANTIC COAST
§ 7.10 - Eastport, ME to Cape Ann, MA.
§ 7.15 - Massachusetts Bay, MA.
§ 7.20 - Nantucket Sound, Vineyard Sound, Buzzards Bay, Narragansett Bay, MA, Block Island Sound and easterly entrance to Long Island Sound, NY.
§ 7.25 - Montauk Point, NY to Atlantic Beach, NY.
§ 7.30 - New York Harbor, NY.
§ 7.35 - Sandy Hook, NJ to Cape May, NJ.
§ 7.40 - Delaware Bay and tributaries.
§ 7.45 - Cape Henlopen, DE to Cape Charles, VA.
§ 7.50 - Chesapeake Bay and tributaries.
§ 7.55 - Cape Henry, VA to Cape Fear, NC.
§ 7.60 - Cape Fear, NC to Sullivans Island, SC.
§ 7.65 - Charleston Harbor, SC.
§ 7.70 - Folly Island, SC to Hilton Head Island, SC.
§ 7.75 - Savannah River/Tybee Roads.
§ 7.80 - Tybee Island, GA to St. Simons Island, GA.
§ 7.85 - St. Simons Island, GA to Little Talbot Island, FL.
§ 7.90 - St. Johns River, FL.
§ 7.95 - St. Johns Point, FL to Miami Beach, FL.
§ 7.100 - Florida Reefs and Keys from Miami, FL to Marquesas Keys, FL.

GULF COAST
§ 7.105 - Marquesas Keys, FL to Rio Grande, TX.

HAWAII
§ 7.110 - Mamala Bay, HI.

PACIFIC COAST
§ 7.115 - Santa Catalina Island, CA.
§ 7.120 - Mexican/United States border to Point Fermin, CA.
§ 7.125 - Point Vincente, CA to Point Conception, CA.
§ 7.130 - Point Conception, CA to Point Sur, CA.
§ 7.135 - Point Sur, CA to Cape Blanco, OR.
§ 7.140 - Cape Blanco, OR to Cape Flattery, WA.
§ 7.145 - Strait of Juan de Fuca, Haro Strait and Strait of Georgia WA.

ALASKA
§ 7.150 - Canadian (BC) and United States (AK) Borders to Cape Spencer, AK.
§ 7.155 - Cape Spencer, AK to Cape St. Elias, AK.
§ 7.160 - Point Whitshed, AK to Aialik Cape, AK.
§ 7.165 - Kenai Peninsula, AK to Kodiak Island, AK.
§ 7.170 - Alaska Peninsula, AK to Aleutian Islands, AK.
§ 7.175 - Alaska Peninsula, AK to Nunivak, AK.
§ 7.180 - Kotzebue Sound, AK.
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