Written question asked by Mark Francois (Conservative) on Friday, 30 May 2025, in the House of Commons. It was due for an answer on Wednesday, 4 June 2025 (named day). It was answered by Stephen Doughty (Labour) on Thursday, 5 June 2025 on behalf of the Foreign, Commonwealth and Development Office.

Chagos Islands: Sovereignty

Question: To ask the Secretary of State for Foreign, Commonwealth and Development Affairs, with reference to paragraph 3(c) of Annex 1 of the document entitled UK/Mauritius: Agreement concerning the Chagos Archipelago including Diego Garcia (CS Mauritius No.1/2025), how the (a) joint management and (b) use of the electromagnetic spectrum in the Chagos Archipelago beyond Diego Garcia will be agreed

Answer: The UK has unrestricted ability to control and manage the electromagnetic spectrum for Diego Garcia and the surrounding 12 nautical miles. Decisions related to the electromagnetic spectrum beyond Diego Garcia will be taken jointly by the UK and Mauritius at the Joint Commision, which is described in Annex 3 of the Treaty. There can be no decisions without UK agreement.

Secondary information

Type: Written question
Reference: 54631
Session: 2024-26
Related items: Agreement, done at London and Port Louis on 22 May 2025, between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of the Republic of Mauritius concerning the Chagos Archipelago including Diego Garcia
Thursday, 22 May 2025
Command papers
House of Commons
House of Lords
Subjects: Mauritius Sovereignty Chagos Islands
Link: View this Written question on www.parliament.uk