Written Question·Department for Energy Security and Net Zero·UIN 39761

Tabled: 2 November 2026

Question

Mr Lee Dillon

Liberal Democrat — Newbury

To ask the Secretary of State for Energy Security and Net Zero, what estimates she has made of the average cost of retrofitting UK homes with a current EPC rating within bands D to G, to meet a) the EPC C standard, b) the EPC A standard and C) the Future