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

Committee work

• 21 November 2024
  Extension of objection period A requested by the International Agreements Committee (IAC)
• 10 January 2025
  Correspondence published by the International Agreements Committee (IAC)
• 4 June 2025
  International Relations and Defence Committee inquiry opened
• 9 June 2025
  International Agreements Committee (IAC) inquiry opened
• 11 June 2025
  Oral evidence session by the International Relations and Defence Committee
• 17 June 2025
  Oral evidence session by the International Agreements Committee (IAC)
• 17 June 2025
  Oral evidence session by the International Relations and Defence Committee
• 23 June 2025
  Oral evidence session by the Foreign Affairs Committee
• 23 June 2025
  Correspondence published by the International Agreements Committee (IAC)
• 23 June 2025
  Correspondence published by the International Relations and Defence Committee
• 24 June 2025
  Drawn to the special attention of the House by the International Agreements Committee (IAC)
• 24 June 2025
  International Agreements Committee (IAC) called for a debate on the treaty
• 26 June 2025
  Correspondence published by the International Relations and Defence Committee
• 15 July 2025
  Correspondence published by the Foreign Affairs Committee
• 13 October 2025
  Correspondence published by the Foreign Affairs Committee
• 19 November 2025
  International Relations and Defence Committee inquiry opened
• 21 November 2025
  Correspondence published by the International Agreements Committee (IAC)
• 4 February 2026
  Oral evidence session by the Joint Committee on Human Rights (JCHR)
• 26 February 2026
  Correspondence published by the Joint Committee on Human Rights (JCHR)
• 19 March 2026
  Correspondence published by the Joint Committee on Human Rights (JCHR)

Its path through Parliament

1. 7 October 2024
   Ministerial statement announcing an agreement in principle for a treaty
2. 9 October 2024
   Ministerial statement announcing an agreement in principle for a treaty
3. 21 November 2024
   Extension of objection period A requested by the International Agreements Committee (IAC)
4. 2 December 2024
   Urgent question on the treaty
5. 5 December 2024
   Ministerial statement repeating the answer to an urgent question in the House of Commons
6. 18 December 2024
   Urgent question on the treaty
7. 19 December 2024
   Ministerial statement repeating the answer to an urgent question in the House of Commons
8. 10 January 2025
   Correspondence published by the International Agreements Committee (IAC)
9. 23 January 2025
   Oral question about the negotiation progress of a treaty
10. 5 February 2025
    Urgent question on the treaty
11. 6 February 2025
    Ministerial statement repeating the answer to an urgent question in the House of Commons
12. 2 April 2025
    Oral question about the negotiation progress of a treaty
13. 2 April 2025
    Urgent question on the treaty
14. 22 May 2025
    Treaty signed
15. 22 May 2025
    Ministerial statement announcing a treaty has been signed
16. 22 May 2025
    Laid before the House of Commons
17. 22 May 2025
    Laid before the House of Lords
18. 4 June 2025
    International Relations and Defence Committee inquiry opened
19. 4 June 2025
    Motion that the treaty should not be ratified tabled
20. 4 June 2025
    Motion that the treaty should not be ratified tabled
21. 4 June 2025
    Motion that the treaty should not be ratified tabled
22. 9 June 2025
    International Agreements Committee (IAC) inquiry opened
23. 11 June 2025
    Oral evidence session by the International Relations and Defence Committee
24. 17 June 2025
    Oral evidence session by the International Agreements Committee (IAC)
25. 17 June 2025
    Oral evidence session by the International Relations and Defence Committee
26. 23 June 2025
    Oral evidence session by the Foreign Affairs Committee
27. 23 June 2025
    Correspondence published by the International Agreements Committee (IAC)
28. 23 June 2025
    Correspondence published by the International Relations and Defence Committee
29. 24 June 2025
    Drawn to the special attention of the House by the International Agreements Committee (IAC)
30. 24 June 2025
    International Agreements Committee (IAC) called for a debate on the treaty
31. 24 June 2025
    Motion to take note of the treaty tabled
32. 26 June 2025
    Correspondence published by the International Relations and Defence Committee
33. 26 June 2025
    Motion that the treaty should not be ratified tabled
34. 30 June 2025
    Chamber debate
35. 30 June 2025
    Motion to take note of the treaty approved
36. 30 June 2025
    Motion that the treaty should not be ratified not moved
37. 30 June 2025
    Motion that the treaty should not be ratified rejected
38. 2 July 2025
    Urgent question on the treaty
39. 3 July 2025
    Objection period A ends
40. 3 July 2025
    Parliamentary scrutiny concluded, Government can ratify treaty
41. 15 July 2025
    Correspondence published by the Foreign Affairs Committee
42. 13 October 2025
    Correspondence published by the Foreign Affairs Committee
43. 19 November 2025
    International Relations and Defence Committee inquiry opened
44. 21 November 2025
    Correspondence published by the International Agreements Committee (IAC)
45. 4 February 2026
    Oral evidence session by the Joint Committee on Human Rights (JCHR)
46. 25 February 2026
    Urgent question on the treaty
47. 26 February 2026
    Ministerial statement repeating the answer to an urgent question in the House of Commons
48. 26 February 2026
    Correspondence published by the Joint Committee on Human Rights (JCHR)
49. 19 March 2026
    Correspondence published by the Joint Committee on Human Rights (JCHR)