Written questions

Solar Power: Energy Performance Certificates

Commons · Question 92026 · Tabled 18 Nov 2025 · Department for Energy Security and Net Zero · Official record

Answered 26 Nov 2025

Question

Asked by Melanie Onn

To ask the Secretary of State for Energy Security and Net Zero, what assessment he has made of the potential impact of the installation of solar panels on the level of Energy Performance Certificate ratings for domestic properties.

Answer

Answered by Martin McCluskey, 26 Nov 2025

Alongside lower electricity bills, there are many potential benefits for householders that invest in rooftop solar. These include improved property valuation and EPC scores, although the overall score for an individual property is based on several differe...