From 1 January 2026, the electricity conversion factor used in the Energy Performance Certificate (EPC) will be lowered from 2.30 to 1.90.

This change, which is in line with European guidelines, could significantly improve the energy rating of many electrically heated homes.

From 1 January 2026, any owner who already has an EPR will be able to download a new EPR label certificate via:
👉 the ADEME's EPR-Audit Observatory

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