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Alpha

This site is an alpha version and is still being developed in the open - your feedback will help us improve it. See the roadmap. Last updated: 14 October 2026.

Version in force: 0.3.0 (6 October 2026).

Guardrails health

How well the guardrails are working: where teams need exceptions, which exceptions end soon, and which guardrails are due for change. Reviewed every quarter.

Repeated exceptions are a signal that a guardrail is wrong, or that a platform is missing something. The Technical Design Authority reviews this page each quarter and proposes changes through how guardrails change.

Figures for 2026 Q4, built on 14 October 2026.

Measure Now
Guardrails 102
Endorsed 0
Draft 102
Deprecated 0
Active exceptions 0
Guardrails with an active exception 0

Exceptions per guardrail

No active exceptions are recorded in the published register.

Expiring in the next 90 days

No exceptions expire in this period.

Candidates to change

  • Repeated exceptions (3 or more active): none
  • Not reviewed for over a year: none
  • Still in draft: 102 guardrails. Endorsing or changing them is the main work for the Technical Design Authority and Technology Governance Board - see the approval status.

Built from the exception register and the guardrail metadata each time the site is published.