Aviation: Alternative Fuels
Commons · Question 16553 · Tabled 7 Jul 2026 · Department for Transport · Official record
Answered 14 Jul 2026
Question
Asked by Greg Smith
To ask the Secretary of State for Transport, whether the price of sustainable aviation fuel since the introduction of the UK Sustainable Aviation Fuel Mandate has met the assumptions used in the Department's published impact assessment.
Answer
Answered by Keir Mather, 14 Jul 2026
The assumptions used in the Sustainable Aviation Fuel (SAF) Mandate cost-benefit analysis are projections of future SAF production costs over the appraisal period, rather than observed market prices. These estimates are subject to uncertainty regarding fu...