Written Question·Ministry of Defence·UIN 113342

Aviation: Fuels

Tabled: 12 February 2026

Answered: 26 February 2026

Question

Mr Richard Holden

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.

Answer

Luke Pollard

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...

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