Oceans and Law of the Sea

Commission on the Limits of the Continental Shelf (CLCS)
Outer limits of the continental shelf beyond 200 nautical miles from the baselines:
Submissions to the Commission
: Joint submission by the Republic of Mauritius and the Republic of Seychelles


On 1 December 2008, the Republic of Mauritius and the Republic of Seychelles submitted to the Commission on the Limits of the Continental Shelf, in accordance with Article 76, paragraph 8, of the United Nations Convention on the Law of the Sea, information on the limits of the continental shelf appurtenant to the Republic of Mauritius and the Republic of Seychelles, which lie beyond 200 nautical miles from the baselines from which the breadth of the territorial sea of the two States is measured in the region of the Mascarene Plateau.

It is noted that the Convention entered into force for the Republic of Mauritius on 4 December 1994 and for the Republic of Seychelles on 16 November 1994.

The notes accompanying the submission state that "in accordance with paragraph 3 of Annex 1 to the Rules of Procedure, this Joint Submission represents a partial submission in respect of a portion only of the extended Continental Shelf claimed by each of the two submitting States. Submissions for such other portions of extended Continental Shelf shall be made by each of the two submitting States individually at an appropriate time."

In accordance with the Rules of Procedure of the Commission, a communication is being circulated to all Member States of the United Nations, as well as States Parties to the Convention, in order to make public the executive summary of the joint submission, including all charts and coordinates contained in that summary.

The consideration of the submission made by the Republic of Mauritius and the Republic of Seychelles will be included in the provisional agenda of the twenty-third session of the Commission to be held in New York from 2 March to 9 April 2009.

Upon completion of the consideration of the submission, the Commission will make recommendations pursuant to Article 76 of the Convention.

On 30 March 2011, the Commission adopted by consensus the "Recommendations of the Commission on the Limits of the Continental Shelf in regard to the joint submission made by Mauritius and Seychelles concerning the Mascarene Plateau region on 1 December 2008". Pursuant to article 6, paragraph 3, of annex II to the Convention, the recommendations, including a summary thereof, were submitted in writing to the coastal States and to the Secretary-General.

Recommendations (30 March 2011)

   Pursuant to the Rules of Procedures of the Commission, the Recommendations of the Commission, including their summary, are hereby made public.

Submission (2008)


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Continental Shelf Notification English | Français
Executive summary English
Annexes and Maps Annex 1 | Annex 2 | Map 1 | Map 2
Executive summary (revised)
- 12 March 2010
Maps Map 1 | Map 2

The designations employed in the submissions, including description of the areas, are as contained in the communications from submitting States or in the executive summaries. Their listing on this web site and the presentation of material do not imply the expression of any opinion whatsoever on the part of the Secretariat of the United Nations concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.

Prepared by the Division for Ocean Affairs and the Law of the Sea, Office of Legal Affairs, United Nations.

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