Energy Company Obligation public reports and data

Energy Company Obligation 3 Interim measures

The Energy Company Obligation 4 order commenced on 27 July 2022 and will run to 31 March 2026. Measures delivered between 1 April 2022 to 26 July 2022 will contribute to Energy Company Obligation 4 delivery and will be known as Energy Company Obligation 3 Interim measures as they are delivered in accordance with Energy Company Obligation 3 regulations.

Suppliers had to notify us of any Energy Company Obligation 3 Interim measures installed between 1 April 2022 and 26 July 2022 by the end of September 2022.

Any Energy Company Obligation 4 measures completed between 27 July 2022 and 31 July 2022 also had to be notified by the end of September 2022.

Any measures completed on or after 1 August 2022 must be notified by the end of the month following the month in which installation of a measure was completed.

We update the information in this table on a monthly basis and have included a breakdown of notified measures by category.

The Energy Company Obligation 4 register

The Energy Company Obligation 4 register functionality is undergoing development. We aim to provide a view on projects and supplier compliance progress against their Energy Company Obligation 4 obligations in the coming months.

Measures

Notified Energy Company Obligation 4 measures by category

The table below shows the measures submitted to Ofgem as of 03 November 2023.

This does not include Energy Company Obligation 4 measures that have been notified as exemption measures. For further details on exemption measures, please refer to: Energy Company Obligation (ECO4) Guidance: Delivery

Measure Type

ECO3 Interim

ECO4

Boiler Repair

 -  

 -  

Boiler Replacement (broken efficient)

 1,705

 13

Boiler Upgrade (efficient to renewable)

 -  

 6,848

Boiler Upgrade (inefficient to non-renewable)

 1

 20,831

Boiler Upgrade (tbc)*

 -  

 54

Cavity Wall Insulation

 10,473

 11,062

District Heating Connection

 2

 955

Electric Storage Heater Repair (efficient)

 -

 -  

Electric Storage Heater Replacement (broken efficient)

 -  

 1

Electric Storage Heater Upgrade (inefficient)

 1,623

 674

First Time Central Heating (non-renewable)

 1,736

 5,394

First Time Central Heating (renewable)

 71

 3,638

First Time Central Heating (tbc)*

 -

 27

Heating controls

 4,913

 115,768

Loft Insulation

 3,799

 29,423

Other Insulation**

 32

 1,447

Park Home Insulation

 -  

 257

Room-in-roof Insulation

 277

 4,167

Solar PV

 102

 11,153

Solid Wall Insulation

 1,542

 15,330

Underfloor Insulation

 847

 965

TBC***

 -

 -

Grand Total

27,123

228,007

Table commentary

A total of of 54,764 Energy Company Obligation 4 (ECO4) projects have been submitted, an increase of 5,749 projects from the previous month.

*A small number of measures have been submitted with an invalid post main heating source for the property, suppliers will be required to update this information

**Other Insulation includes the following measure types – flat & pitched roof insulation, solid floor insulation, window glazing, draught proofing and higher performance external doors. These measures are grouped together given the low delivery volumes.

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