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Decision

Nuclear justification approved for Rolls-Royce Small Modular Reactor

Secretary of State approves nuclear justification for Rolls-Royce Small Modular Reactor (SMR) designed by Rolls-Royce SMR Limited.

From:
Department for Environment, Food & Rural Affairs
Published:
13 March 2026
Last updated:
28 May 2026 — See all updates

Documents

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Details

The Secretary of State, Emma Reynolds’ decision as Justifying Authority, that the Rolls-Royce Small Modular Reactor (SMR) designed by Rolls-Royce SMR Limited should be justified under .

The decision takes into account responses to the , open from 6 October to 1 December 2025, and the views of statutory consultees. 

Secondary legislation giving effect to the justification decision will need to be approved by a resolution of each House of Parliament.

Updates to this page

Published 13 March 2026
Last updated 28 May 2026 Show all updates

  1. Added the Welsh version of the information.

  2. First published.

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