National Security (State Threats) Bill 2026: impact assessment
This document relates to the National Security (State Threats) Bill which was introduced in the House of Commons on 9 June 2026.
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The National Security (State Threats) Bill will build on the National Security Act 2023 by providing a new power for the Secretary of State to designate bodies that are engaged in threat activity linked to a foreign power, similar to proscription under the Terrorism Act 2000.
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The National Security (State Threats) Bill 2026 received Royal Assent on 8 July 2026 and is now the National Security (State Threats) Act 2026.
Updates to this page
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Impact assessment updated.
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Updated to reflect enactment of the bill.
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Accessible HTML version of impact assessment added.
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First published.