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What are COLREGS demarcation lines?
What is a COLREGS delineation line?
What are the amendments to the International Navigation rules (72 COLREGS)?
Are boundary line and demarcation line the same?
The Boundary Line is sometimes confused with the Demarcation Line, which is the dividing point between domestic rules-of-the-road (Inland Navigating Rules) and the international rules-of-the-road (Convention on the International Regulations for Preventing Collision at Sea, aka COLREGS).
This page allows you to retrieve selected navigation regulations found in Title 33, Code of Federal Regulations, Navigation and Navigable Waterways.
Establish the “demarcation line” beyond which certain equipment requirements apply as 3 nautical miles from the territorial sea baseline or 3 nautical miles from the coastline of the Great Lakes instead of the Boundary Line.
Demarcation Line - The regulations in this part established the lines of demarcation delineating those waters upon which mariners shall comply with the International Regulations for Preventing Collisions at Sea, 1972 (72 COLREGS) and those waters upon which mariners shall comply with the Inland navigation Rules. The waters inside
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These Rules are applicable on waters outside of established navigational lines of demarcation. The lines are called COLREGS Demarcation Lines and delineate those waters upon which mariners shall comply with the Inland and International Rules.
The U.S. Boundary Line is delineated in 46 CFR Part 7. As a rule, on the Atlantic and Pacific coasts, the Boundary Line generally follows the high water shoreline, extended across the entrances to small bays, inlets, harbors, rivers, the ends of breakwaters or jetties, etc.
