Question follow-through · 7771

Energy Performance Certificates: Batteries

To ask the Secretary of State for Energy Security and Net Zero, what assessment he has made of the potential merits of enabling stand alone batteries (without solar PV) to contribute towards a properties EPC rating.

answeredDepartment for Energy Security and Net Zero

About this written question

A written question asks a government minister for information in writing. Parliament publishes the question and any answer.

Answering body
Department for Energy Security and Net Zero
Tabled
8 Jun 2026
Target answer date
11 Jun 2026
Answer
11 Jun 2026 · 3 calendar days after tabling

Elapsed calendar days describe the record timeline, not whether Parliament considers an answer on time.

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Recorded timeline

  1. 8 Jun 2026

    Question tabled

    To ask the Secretary of State for Energy Security and Net Zero, what assessment he has made of the potential merits of enabling stand alone batteries (without solar PV) to contribute towards a properties EPC rating.

  2. 11 Jun 2026

    Target answer date

    Date supplied by the official written-questions record.

  3. 11 Jun 2026

    Answer published

    In the Home Energy Model (HEM): Energy Performance Certificate (EPC) consultation, we proposed how technologies including batteries could contribute to future EPC ratings. The introduction of HEM will enable a half hour resolution that can more accurately...

Open official record

Official data retrieved 28 Sept 2026.

Later records

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