Policy paper

Budget Information Security Review

A Review of Budget information security in light of the events that occurred in the run up to the 2025 Budget Statement

• From: HM Treasury
• Published: 9 February 2026

This was published under the 2024 to 2026 Starmer Labour government

Documents

Budget Information Security Review

PDF, 393 KB, 29 pages

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Early access to OBR Economic and Fiscal Outlook: NCSC analysis and technical recommendations

PDF, 394 KB, 24 pages

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Details

A Review of Budget information security in light of the events that occurred in the run up to the 2025 Budget Statement, including the outcome and recommendations of the NCSC’s EFO investigation and the Cabinet Office’s FT leak inquiry, and steps being taken to tighten information security.

Published 9 February 2026