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Solar Power

Asked by James WildConservativeDepartment for Energy Security and Net ZeroTabled Answered 11 November 2025UIN 87415

The question

To ask the Secretary of State for Energy Security and Net Zero, how much solar power generating capacity is (a) operational, (b) under construction and (c) awaiting a planning decision.

Answered by Michael Shanks

As of the end of September 2025, there is 20.0GW of solar generating capacity in the UK. Deployment statistics are published monthly, here: Solar photovoltaics deployment - GOV.UK.

According to the July edition of the Renewable Energy Planning Database, there is 2.4GW of solar capacity under construction and 12.0GW of solar awaiting the result of either an application for planning permission or a planning appeal. These figures exclude installations smaller than 150kW. The REPD is available here: Renewable Energy Planning Database: quarterly extract - GOV.UK.

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