Re-attestation Engine
Annual G4 re-approval cycles, drift detection, automatic AIRC re-submission. Use cases stay alive; the assessment stays current.
Active cycles
6
Use cases at G2/G3
Due in 30 days
1
Reminder logic auto-fires
In progress
2
Owner working delta workpaper
Open drift flags
3
Mid-cycle warnings detected
Upcoming re-attestation cycles
| UC | Use case | Originally approved | Next due | Days until due | Status | Drift |
|---|---|---|---|---|---|---|
| UC-001 | Microsoft 365 Copilot — staff rollout | 2026-06-15 | 2026-06-15 | 18d | Reminder Sent | — |
| UC-005 | Asset image classification — road defects (mid-cycle drift check) | 2026-03-26 | 2026-09-26 | 122d | In Progress | 2 flags |
| UC-011 | Waste collection route optimisation | 2026-03-12 | 2027-03-12 | 288d | Scheduled | — |
| UC-005 | Asset image classification — road defects | 2026-03-26 | 2027-03-26 | 302d | Scheduled | — |
| UC-006 | Library — children's reading recommender | 2026-04-09 | 2027-04-09 | 316d | Scheduled | — |
| UC-010 | Customer complaint sentiment analysis | 2026-04-30 | 2027-04-30 | 337d | Scheduled | 1 flag |
Drift events (3 open)
⚠
UC-005MediumPerformanceDetected 2026-05-12
Asset image classification — road defects
False positive rate trending up: 8.2% (May) vs 5.1% baseline. Possibly due to wet-weather imagery in dataset.
Owner is auto-notified · AIRC briefed at next meeting if unresolved
⚠
UC-005MediumScopeDetected 2026-04-28
Asset image classification — road defects
Vendor extended classification to line-marking quality (was just defects). Workpaper does not cover this scope.
Owner is auto-notified · AIRC briefed at next meeting if unresolved
⚠
UC-010LowVendorDetected 2026-05-03
Customer complaint sentiment analysis
AWS Comprehend model updated 2026-04-29. Sentiment score distribution shifted noticeably.
Owner is auto-notified · AIRC briefed at next meeting if unresolved