Question to the Ministry of Defence:

To ask the Secretary of State for Defence, pursuant to the Answer of 14 October 2025 to Question 77638 on Defence and National Security: Finance, whether the expenditure under the Chagos Islands Treaty will be deemed by the Government to be within the 5% target based on the NATO methodology.

The NATO qualifying status of these costs will be considered in the usual way. The NATO definition of defence expenditure, and defence and security related expenditure can be found on the NATO website:

NATO - Topic: Defence expenditures and NATO’s 5% commitment