Written questions

Boiler Upgrade Scheme: Biofuels

Commons · Question 99152 · Tabled 11 Dec 2025 · Department for Energy Security and Net Zero · Official record

Answered 16 Dec 2025

Question

Asked by Gregory Campbell

To ask the Secretary of State for Energy Security and Net Zero, how many biomass boilers granted and installed under the Boiler Upgrade Scheme have had to be replaced due to faults in the installation or in the boiler in each of the last three years.

Answer

Answered by Martin McCluskey, 16 Dec 2025

The Government does not hold specific data on the number of biomass boilers that have subsequently been replaced under the Boiler Upgrade Scheme. Ofgem, the scheme administrators, continue to work closely with the Microgeneration Certification Scheme (MCS...