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Written question asked by Priti Patel (Conservative) on Tuesday, 3 June 2025, in the House of Commons. It was due for an answer on Monday, 9 June 2025 (named day). It was answered by Stephen Doughty (Labour) on Monday, 9 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 Article 11 and Letter No.1 of the Exchange of letters concerning implementation and interpretation of Article 11 of the Agreement 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, dated 22 May 2025, of the document entitled UK/Mauritius: Agreement concerning the Chagos Archipelago including Diego Garcia (CS Mauritius No.1/2025), what estimate he has made of the (a) annual rate of the GDP deflator in each of the next 99 years and (b) annual payments in each of the next 99 years; and if he will set out which budget will (i) capitalise the Chagossian Trust Fund, (ii) fund the 25 year economic partnership and (iii) fund the establishment of the Mauritius Marine Protected Area.

Answer

As stated in the explanatory memorandum laid alongside the treaty, the UK government uses the Office for Budgetary Responsibility forecast GDP Deflator in its calculation of future expected payment values. The average annual payments across the length of the Agreement in 2025-26 prices is £101 million. The budget for payments made under the UK-Mauritius Agreement will come from both the Ministry of Defence and the Foreign, Commonwealth and Development Office.


Secondary information

Type
Written question
Reference
57197
Session
2024-26
Related items
Chagos Islands: Sovereignty
Thursday, 10 July 2025
Written questions
House of Commons
Subjects
Finance Mauritius Sovereignty Chagos Islands
Contains statistics
Yes
Link
View this Written question on www.parliament.uk