The non-domestic Renewable Heat Incentive (RHI) closed to new applicants on 31 March 2021. The domestic RHI closed to new applicants on 31 March 2022.

The information in this resource is intended for reference only.


This module covers all you need to know about the Renewable Heat Incentive (RHI), the main fiscal-support mechanism for renewable heat. It includes:

  • an overview of RHI
  • what technologies are covered
  • eligibility criteria
  • scheme obligations
  • how to apply
  • current levels of support
  • information about how degression is applied to RHI
  • links to other useful information.

We’ve also put together ‘Renewable Heat Incentive – frequently asked questions‘, a document answering the most frequently asked questions about the RHI to help you understand if you can access it.