service-manual checked
ONS error and status pages
Documents unexpected service problems, short-duration display, logging and rapid fixing, maintenance notice escalation, saved answers, try-again-later copy, and contact routes.
Pattern Decisions This Source Supports
| Pattern | Supported decision | Required contract | Claim note |
|---|---|---|---|
| Service unavailable page | Choose service unavailable page when the user cannot proceed because the service entry point, transaction, or route is closed or server-side capacity is unavailable. | The page replaces the affected service route until the service can safely handle requests again. | ONS documents unexpected service-problem pages, saved answers, contact routes, short-duration display, logging, and maintenance notice escalation. |
Evidence Role
This source is treated as service-manual evidence. Use it to validate the decision rules above, not as a visual style reference.
Publisher: Office for National Statistics Service Manual. Last checked: .