Written question WQ97000

Asked by: Siân GwenllianPlaidMember for Arfon
To be answered by: Cabinet Secretary for Housing and Local Government
Tabled: 18 July 2025Tabled in Welsh
Due: 25 July 2025
Answered: 1 August 2025
Time to answer: 14 days7 days after the due date

Question

What percentage of homes in Wales have solar panels installed?

Answer

Answered by Cabinet Secretary for Housing and Local Government

The Microgeneration Certification Scheme (MCS) issues certificates of accreditation to installations of small-scale decarbonisation works such as rooftop solar panels. Since its inception in 2007 there have been 119,672 accredited domestic solar panel installations, equating to approximately 8.5% of homes in Wales. 12,347 of those installations have taken place this calendar year alone.

The MCS data dashboard is updated regularly and can be viewed here: About the MCS Data Dashboard - MCS

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