ECO3 OFGEM released documents

Ofgem has published revised versions of their ECO3 Delivery Guidance, which is as follows and can be downloaded directly by clicking on the links provided:

Ofgem has also published the new Deemed Score Matrix, which can be accessed below:

The changes between version 1.5 and 1.4 are:

  • Addition of Bottled LPG Boiler as a heat source for all property archetypes.
  • Removal of 1 year warranty variants of boiler and ESH repair scores.
  • Removal “broken_CH_secondary” uplift variants for ASHP, GSHP, and Biomass scores.
  • Alongside these, Ofgem has also published the following:

We have seen an increase in errors relating to tenure eligibility and the following measure table is a useful resource to check the tenure eligibility for each measure type.

ofgem documents

Download ECO3 Measures Table v3.5


(Released 25th Feb 2020)



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