Written Question·Department for Energy Security and Net Zero·UIN 121167

Energy Performance Certificates: Wales

Tabled: 16 March 2026

Answered: 19 March 2026

Named Day

Question

Llinos Medi

To ask the Secretary of State for Energy Security and Net Zero, with reference to pages 37 and 38 of 'Improving the energy performance of privately rented homes: impact assessment', for what reason there is no specific data for Wales.

Answer

Martin McCluskey

The analysis in the impact assessment is produced using the Department’s National Buildings Model, which is based on the English Housing Survey and therefore covers England only. The results are scaled to reflect the number of dwellings in Wales, with Wal...

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