Question follow-through · 113342
Aviation: Fuels
To ask the Secretary of State for Defence, what estimate the RAF has made of the cost of the incremental move to being 22% sustainable aviation fuel by 2040 in each year individual year for which figures are available.
About this written question
A written question asks a government minister for information in writing. Parliament publishes the question and any answer.
- Answering body
- Ministry of Defence
- Tabled
- 12 Feb 2026
- Target answer date
- 23 Feb 2026
- Answer
- 26 Feb 2026 · 14 calendar days after tabling
Elapsed calendar days describe the record timeline, not whether Parliament considers an answer on time.
More questions by this MP on Defence and foreign affairs
- Ministry of Defence: Tyres · 20 Feb 2026
- Military Aircraft: Ministers · 26 Feb 2026
- Military Aircraft: Ministers · 26 Feb 2026
- Military Aircraft: Ministers · 26 Feb 2026
- Aviation: Fuels · 4 Mar 2026
Shared topic keywords suggest a connection; they do not establish a follow-up.
Votes on this topic
- Opposition Day Motion: Defence spending and readiness - Prime Minister's Amendment · 23 Jun 2026
- Opposition day: Defence spending and readiness · 23 Jun 2026
- Armed Forces Bill Report Stage: Amendment 11 · 22 Jun 2026
These Commons divisions share a topic label. The question did not necessarily lead to a vote.
Recorded timeline
12 Feb 2026
Question tabled
To ask the Secretary of State for Defence, what estimate the RAF has made of the cost of the incremental move to being 22% sustainable aviation fuel by 2040 in each year individual year for which figures are available.
23 Feb 2026
Target answer date
Date supplied by the official written-questions record.
26 Feb 2026
Answer published
The RAF is able to provide an estimated cost of Sustainable Aviation Fuel (SAF) and Power to Liquid (PtL) fuel in accordance with the SAF mandate for each year up to 2040; however, these figures are subject to fluctuation. Costs are currently based on the...
Official data retrieved 28 Sept 2026.
Later records
Possible follow-up questions
Strong links require the same MP, department and exact heading. Other same-department questions are shown as unreviewed candidates, not as confirmed follow-ups. No debate link is asserted unless a stable source relationship exists.
Ministry of Defence: Tyres
20 Feb 2026 · To ask the Secretary of State for Defence, what information their Department holds on (a) the proportion of tyres procured that were re-tread tyres for (i) Department-operated and (ii) commercially contracted heavy vehicle fleets, including lorries, buses
Military Aircraft: Ministers
26 Feb 2026 · To ask the Secretary of State for Defence, pursuant to the answer of 16 July 2025 to Question 66297 on Military Aircraft: Ministers, how many flights that includes.
Military Aircraft: Ministers
26 Feb 2026 · To ask the Secretary of State for Defence, pursuant to the answer of 27 January 2026 to Question 106742 on Military Aircraft: Ministers, whether the use of RAF CSAT aircraft includes use of military helicopters.
Military Aircraft: Ministers
26 Feb 2026 · To ask the Secretary of State for Defence, pursuant to the answer of 27 January 2026 to Question 106742 on Military Aircraft: Ministers, how many tasks there have been from RAF CSAT aircraft since July 2024.
Aviation: Fuels
4 Mar 2026 · To ask the Secretary of State for Defence, what estimate his Department has made of (a) the projected market price per litre of conventional aviation turbine fuel (Jet A-1) in each year from 2025 to 2040 and (b) the marginal cost difference per litre betw
Ministry of Defence: Procurement
16 Mar 2026 · To ask the Secretary of State for Defence, whether procurement contracts issued by the Ministry of Defence must include provisions relating to (a) diversity, equality and inclusion and (b) climate change or sustainability targets or reporting requirements
Unmanned Air Systems
16 Mar 2026 · To ask the Secretary of State for Defence, whether he has held discussions with his Ukrainian counterpart on cooperation relating to counter-unmanned aerial vehicle (UAV) capabilities; whether he has considered the deployment of Ukrainian counter-UAV (a)
Ministry of Defence: Procurement
16 Mar 2026 · To ask the Secretary of State for Defence, how many and what proportion of contracts have been awarded by his Department in this Parliament under the terms of the Single Source Contract Regulations 2014 in each month since they came in to force; and with
Unmanned Air Systems
24 Mar 2026 · To ask the Secretary of State for Defence, what assessment he has made of the potential implications for his Department's policies of the lessons from the Russia-Ukraine war on the use of unmanned systems in warfare; and what steps his Department is takin
Defence
24 Mar 2026 · To ask the Secretary of State for Defence, what changes have been implemented by his Department as a result of operational lessons identified from the war in Ukraine, including (a) force structure and procurement priorities, (b) stockpiling and supply cha
Unmanned Air Systems
25 Mar 2026 · To ask the Secretary of State for Defence, how many times has the Drone Task Force met since 4 July 2024, which Ministers in Government Departments and private sector companies constitute it, and which a) countries and b) companies are they engaged with i
Armed Forces: Uniforms
25 Mar 2026 · To ask the Secretary of State for Defence, whether he has had discussions with his Ukrainian counterparts regarding the fit of a) uniform and b) body armour for female soldiers in combat operations, and whether his Department has discussed lessons learnt