The article analyses the trends in continental shelf boundary agreements that extend beyond 200 nautical miles. The focus is on three issues: first, the delimitation method; second, whether States have acted on the basis that they have to delineate the limits between the continental shelf beyond 200 nautical miles and the international seabed area before they engage in a boundary delimitation with neighbouring states; and third, how the end point of the boundary line has been defined. The goal

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... f the analysis is to find out whether any rule of customary law has emerged which seems not to be the case.