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Aviation: Alternative Fuels

Asked by Jerome MayhewConservativeDepartment for TransportTabled Answered 9 December 2025UIN 96798

The question

To ask the Secretary of State for Transport, what assessment she has made of the impact of the Revenue Certainty Mechanism on the cost of Sustainable Aviation Fuel compared with conventional jet fuel.

Answered by Keir Mather

The Sustainable Aviation Fuel (SAF) Revenue Certainty Mechanism (RCM) aims to support the development of first-of-a-kind SAF plants and pave the way for lower cost UK SAF plants.

The Government published a Cost Benefit Analysis for the SAF RCM in May 2025.

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