Written Question·Department for Transport·UIN 15464

Aviation: Alternative Fuels

Tabled: 2 July 2026
Answered: 10 July 2026

Question

Mr Richard Holden

ConservativeBasildon and Billericay

To ask the Secretary of State for Transport, what estimate she has made of the proportion of the total cost of compliance with the Sustainable Aviation Fuel Mandate represented by the compliance fees charged by sustainable aviation fuel suppliers.

Answer

Keir Mather
As part of the Sustainable Aviation Fuel (SAF) Mandate cost-benefit analysis, the total cost of compliance was estimated by looking at the additional cost of supplying SAF compared to kerosene, as well as the change to any carbon price obligation that app...

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