Consultation on clean heat market mechanism: revisions ahead of the 2027/28 scheme year

The Department for Energy Security and Net Zero is seeking views on changes to the Clean Heat Market Mechanism for 2027/28 and beyond.

The consultation includes:

heat pump credit targets
the award of credits for heat pump installations in new build properties
continuing current scheme mechanics, such as the carry-over of credits, carry-forward of targets and the payment-in-lieu
continuing the exclusion of air-to-air heat pumps, heat batteries and heat interface units
introducing support through credits for investment in UK and/or sustainable manufacturing

Closing date: 8 November 2026