United Kingdom · Question · Written question
UIN 8731
Navy: Fuels
Original
Introduced
10 June 2026
Last action
16 June 2026 · Answer
Status
Answered
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Subjects
Discovery layer
Source updated
16 June 2026
Summary
To ask the Secretary of State for Defence, what estimate the Royal Navy has made of the cost of the incremental move to sustainable aviation fuel as set out in the UK Government's SAF mandate.
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Timeline
10 June 2026
Written question
To ask the Secretary of State for Defence, what estimate the Royal Navy has made of the cost of the incremental move to sustainable aviation fuel as set out in the UK Government's SAF mandate.
Source: Commons
16 June 2026
Answer
Royal Navy F-44 military aviation fuel is exempt from the Sustainable Aviation Fuels (SAF) mandate, and no estimates have been made of the cost of transitioning to SAF. The Ministry of Defence continues to monitor developments in SAF and assess their pote...
Source: Written answer
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- · Ministry of Defence · Answering body
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- Official source: https://questions-statements.parliament.uk/written-questions/detail/2026-06-10/8731
- Open data entity: https://questions-statements-api.parliament.uk/api/writtenquestions/questions/1914799
- uk · wq-1914799 · source updated 16 June 2026