Open consultations

 No consultations open at this time.

Closed consultations

GSP Modifications

A consultation on proposed changes to Heat Trust's standards relating to guaranteed standards of service and the compensation payments (GSP) that are made to customers when these standards are not met is now open. The consultation document which explains these proposals and sets out the consultation questions can be found HERE. The associated modification proposals are:

Please click on the titles of the modifications above to be taken to the modifcation proposals. Please respond to the consultation on as many of the modifications as are relevant to you by emailing This email address is being protected from spambots. You need JavaScript enabled to view it. by 12pm Tuesday 28th March 2023. Responses from all interested parties are welcome. Please clearly indicate whether you would like your responses to remain anonymous or not. 


  • Customer satisfaction measure

Heat Trust consulted on adding a requirement for Registered Participants to gather data and report to Heat Trust on their customer’s satisfaction with their heat and/or hot water supply. Please read the full consultation document HERE. Responses were accepted until noon Friday 10th March 2023. A consultation response summary is available HERE.

  • Metering, billing and GSP Scheme Rules Review

Heat Trust is reviewing the Scheme Rules to keep them in line with ongoing developments in comparable markets. This is being undertaken in stages, covering the major aspects of the Heat Trust standards. This second consultation focused on metering, billing and Guaranteed Service Payments (GSP). Feedback was sought from all interested parties by 26th November 2020 on areas of the Scheme Rules to update. Please find the original consultation document here. A summary of the responses and proposed next steps can be found in this report. A consultation on five modification proposals relating to metering, billing and Guaranteed Service Payments was open to responses until 9th September 2021, please see the Open Modifcations page for more details as the modifications progress.

  • Vulnerable customers Scheme Rules Review

Heat Trust is reviewing its Scheme Rules in stages. The first was customers in vulnerable situations. Some modification proposals have been approved and can be found in Scheme Modifications. Others are still being developed and can be found in Open Modifications. A summary report of all the responses and an outline of Heat Trust's proposed next steps is available here: Responses summary report to consultation on customer vulnerability. Please follow this link for the original consultation document: Consultation on customer vulnerability.

  • Consultation on an electric Heat Cost Calculator

Please see the Heat Cost Calculator page for more details.