Maritime Delimitation

Page 1 of 6

Filter category

Feature post image

Extended Continental Shelf of the United States: A Landmark Announcement and Its Implications

In December 2023, The U.S. Department of State has released information about the outer limits of its extended continental shelf (ECS). The delineation of the ECS outer limits represents the largest offshore mapping effort ever undertaken by the United States, requiring two decades of extensive collection of marine geophysical data. The outcome of this project is the delineation of the ECS, encompassing approximately 1 million square kilometers. The publishing of the U.S. ECS outer limits has significant legal and geopolitical implications. Source: U.S. State Department, “US ECS Regions.”…

Read more

The Recognition of a Customary Rule of International Law in NICOL II – A Redundant Exercise?

In Question of the Delimitation of the Continental Shelf between Nicaragua and Colombia beyond 200 Nautical Miles from the Nicaraguan Coast (NICOL II), the International Court of Justice (ICJ) observed a general trend in which coastal States had “chosen not to assert” outer continental shelf entitlement “within 200 nautical miles of the baselines of another…

Read more

A Commentary on the 2023 Nicaragua v Colombia case  

On 13 July 2023, the International Court of Justice (ICJ or the Court) handed down its long-awaited judgment on the merits in the Nicaragua v Colombia case concerning the delimitation of the continental shelf beyond 200 nm. An overview of the judgment and observations upon it by Hilde Woker have already been posted on this blog.

Read more

On the Question of opinio juris in Nicaragua vs. Colombia (Judgement 13 July 2023)

Introduction The recent judgment of the International Court of Justice on the Question of the Delimitation of the Continental Shelf between Nicaragua and Colombia beyond 200 Nautical Miles from the Nicaraguan Coast (Nicaragua v. Colombia) is, so to speak, making waves, despite the holiday period (eg here and here). The Court had…

Read more

Preliminary reflections on the ICJ Judgment in Question of the Delimitation of the Continental Shelf between Nicaragua and Colombia beyond 200 nautical miles from the Nicaraguan Coast (Nicaragua v. Colombia) of 13 July 2023

Almost 10 years after Nicaragua instituted a second delimitation case against Colombia, with respect to the delimitation of the continental shelf beyond 200 nm, the International Court of Justice (ICJ) issued a long-awaited (but surprising) judgment on 13 July 2023, thereby concluding the case. As one may remember, the ICJ seemed to have bifurcated the…

Read more