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Written question asked by Ben Obese-Jecty (Conservative) on Thursday, 15 January 2026, in the House of Commons. It was due for an answer on Monday, 19 January 2026. It was answered by Al Carns (Labour) on Friday, 23 January 2026 on behalf of the Ministry of Defence.


Nuclear Submarines: Deployment

Question

To ask the Secretary of State for Defence, how many operational SSN’s were at sea as of 1 January 2026.

Answer

It is UK policy not to disclose the operational availability or deployment details of submarines, including SSNs, as doing so would, or would be likely to, prejudice the capability, effectiveness, or security of our Armed Forces.


Secondary information

Type
Written question
Reference
106287
Session
2024-26
Subjects
Deployment Nuclear submarines
Contains statistics
Yes
Link
View this Written question on www.parliament.uk