Written Question·Treasury·UIN 908191

Heat Batteries: VAT

Tabled: 4 March 2026
Answered: 10 March 2026
Named Day

Question

Claire Young

Liberal DemocratThornbury and Yate

To ask the Chancellor of the Exchequer, what assessment she has made of the effectiveness of the VAT treatment of heat batteries.

Answer

Dan Tomlinson
Installations of qualifying energy-saving materials or ‘ESMs’ in residential accommodation and buildings used solely for a charitable purpose benefit from a VAT zero-rate until March 2027. We constantly evaluate whether to add ESMs, including heat batteri...

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