All modifications to the Heat Trust Scheme are progressed in accordance with Section 17 of the Scheme Bye-Laws.
If you would like to submit a proposal to modify the Heat Trust Scheme, please complete our Modification Proposal form and email it to This email address is being protected from spambots. You need JavaScript enabled to view it..
For open modifications please see here. For consultations on potential, current or past modifications see here.
All of these modifications have been approved and implemented.
For more information on a specific modification, click on its title to view its full report.
MOD029: Change of Ombudsan Services name to Energy Ombudsman
MOD022: Audit process and information requests
MOD021: Reducing the minimum consultation period for modifications
MOD020a: Indexation of minimum Guaranteed Service Payment (GSP) amounts
MOD017: Metering and billing clarifications
MOD014: Meter reading with Automatic Meter Reading (AMR)
MOD013: Treating customers fairly
MOD010: Support for customers on pre-payment meters
MOD009: Introducing additional Ability to Pay Principles
MOD008: Supply alternative heating for vulnerable customers during unplanned interruptions that last over 12 hours
MOD007: Changes to definitions relating to customer vulnerability
MOD006: Taking meter readings for customers who can't themselves
MOD005: COVID relief from 5-year audit deadline
MOD004: Addition of debt reporting, reconnection, customers on PSR and amount of GSP and removal of connection postcode in Section 20 of Scheme Rules
MOD003: Proposal to Scheme Rules in order to allow heat networks that do not use individual Heat Energy Supply Agreements to apply to register with Heat Trust, provided that clear terms of service are provided within a separate document, such as a Customer Charter, which would form part of the collective Heat Customer Supply Arrangements
MOD002: Proposal to standardise fault response times across seasons
MOD001: Amend timeframe of refunds to 10 business days from calendar days
These modifications have been rejected.
For more information on a specific modification, click on its title to view its full report.