Section 9.2
Governance Settings
Versionv3
View as:
9.2.1 — General Review Policy
Control which drift event types trigger governance review
Any newly detected semantic unit requires review before use
Changes to existing definitions trigger a governance task
Metrics absent from source for RemovalTtlDays require sign-off
LOW severity hash-only changes approved without human review
INFORMATIONAL events suppressed and logged without creating tasks
9.2.2 — Approval Workflow
Configure SLA, approval mode, and escalation behavior
9.2.3 — Domain-Level Review Overrides
Override the default review policy for specific domains
9.2.4 — Semantic Type Rules
Per-type governance policy applied when domain override is absent
Measure
Regulated industry default: ALWAYS_REVIEW
Entity
Attribute
Relationship
9.2.5 — Drift Suppression Rules
Pattern-based rules to suppress expected or routine drift events
| Pattern | TTL | Reason | |
|---|---|---|---|
| discharge_disposition_code* | 14d | CMS annual code refresh — expected MODIFIED drift every Jan | |
| lkp_* | 7d | Lookup table refreshes are routine; suppress LOW drift |
9.2.6 — Settings Change Audit
All changes to governance settings with version history
| Timestamp | Actor | Summary | Version |
|---|---|---|---|
| 2026-03-10 14:22 | Alex Rivera | Research AI domain override set to ALWAYS_REVIEW | v3 |
| 2026-02-28 09:05 | Alex Rivera | Regulatory Affairs override added: DUAL_APPROVAL. Reason: Joint Commission readiness audit. | v2 |
| 2026-02-14 11:30 | SDI Engine | Tenant provisioned with default governance settings. | v1 |