Tariffs and payments: Domestic RHI

Mae’r dudalen yma ar gael yn Gymraeg.

New regulations came into effect on 22 May 2018. For information on what the Government changes mean for you, please see our webpage changes to the scheme.

Tariffs set the rate for your Domestic Renewable Heat Incentive (RHI) payments. People who join the scheme and stick to its rules receive quarterly payments over seven years. The rates are set by the Department for Business, Energy and Industrial Strategy (BEIS), formerly known as the Department of Energy and Climate Change (DECC). You can view BEIS' budget announcements on their website.

No degression: 1 July 2018

BEIS has announced on 31 May that there will be no degression on 1 July 2018.

Applications submitted Biomass boilers and stoves (p/kWh) Air source heat pumps (p/kWh) Ground source heat pumps (p/kWh) Solar thermal (p/kWh)
01/01/2018 - 31/03/2018 6.54p 10.18p 19.86p 20.06p
01/04/2018 - 30/06/2018 6.74p 10.49p 20.46p 20.66p
01/07/2018 - 30/09/2018 6.74p 10.49p 20.46p 20.66p
01/10/2018 - 30/12/2018 If any new tariff changes are to be made due to degression, the announcement by BEIS would be made by 1 August 2018.


* these tariffs were adjusted in line with CPI

Next steps

To find out more, see:

Thinking about applying?

Already a participant?

Publications and updates

  • Published: 19th Jul 2018
  • Factsheets, Guidance
  • 1 Associated documents
Read this factsheet if you want to find out what the Domestic Renewable Heat Incentive (RHI) tariffs are, how they can change, and if you may be affected.