AWS cost-management documentation change

Service: cost-management · 2025-11-22 · Documentation low

File: cost-management/latest/userguide/billing-permissions-ref.md

Summary

Added new 'ListEfficiencyMetrics' action to CostOptimizationHub policies

Security assessment

Permission policy update adds a new API action but doesn't address security vulnerabilities or introduce security features.

Diff

diff --git a/cost-management/latest/userguide/billing-permissions-ref.md b/cost-management/latest/userguide/billing-permissions-ref.md
index c68775a74..bb87cf382 100644
--- a//cost-management/latest/userguide/billing-permissions-ref.md
+++ b//cost-management/latest/userguide/billing-permissions-ref.md
@@ -699,0 +700 @@ Change | Description | Date
+Update to existing policies [CostOptimizationHubReadOnlyAccess](https://docs.aws.amazon.com/cost-management/latest/userguide/billing-permissions-ref.html#cost-optimization-hub-read-only) [CostOptimizationHubAdminAccess](https://docs.aws.amazon.com/cost-management/latest/userguide/billing-permissions-ref.html#cost-optimization-hub-admin) | We updated the policy to add the `"cost-optimization-hub:ListEfficiencyMetrics"` action. | 11/20/2025