2021-22 Non-Domestic RHI Annual Report

Non-Domestic Renewable Heat Incentive (RHI)

This is the annual report for the Non-Domestic Renewable Heat Incentive Scheme (NDRHI). It covers activity on the scheme over the 2021-22 financial year, including statistics on accreditations, payments made, a summary of our audit and compliance programme and changes to the scheme regulations.

Highlights

In total, 21,982 installations have now been accredited to the scheme with a combined capacity of 5,481 MW.
Payments of £798 million were made to scheme participants during 2021-22, bringing the total since the start of the scheme to £4.1 bn.
In 2021-22, 10.5 TWh of heat was generated under the scheme. This means the total heat generated since the launch of the scheme reached 56 TWh.
360 million m³ of green gas produced by biomethane plants was injected into the gas grid during 2021-22. In total, 1.7 bn m³ of green gas has been injected into the grid over the lifetime of the scheme.
Ofgem closed 521 compliance investigations this year. Where enforcement action was required, we either protected or expect to recover more than £1.5m in public funds.

Please note: For those wishing to look at the data used in the report in more detail, a spreadsheet with this information is published below.