Boiler Upgrade Scheme
Boiler Upgrade Scheme (BUS) is a government scheme supporting the decarbonisation of homes.
The scheme is available in England and Wales and is administered by Ofgem. It is funded by the Department for Energy Security and Net Zero, and is running until December 2027.
You could get a grant to cover part of the cost of replacing fossil fuel heating systems with a heat pump or biomass boiler.
Find out more about BUS and apply on GOV.UK
Find ways to save energy in your home
Free government advice service to get recommendations for home improvements that could make your property cheaper to heat and keep warm.
Find out more about improving energy efficiency on GOV.UK
Great British Insulation Scheme
This scheme is closed to new applicants.
The Great British Insulation Scheme (GBIS) is administered by Ofgem and closed to new applicants in October 2025.
If you've already applied, find out more about GBIS on GOV.UK.