- Adds account-level retention policies for CloudWatch Logs, enabling a single policy to define retention for all or selected log groups.
- Policies can target groups by name prefix, apply to existing or new groups, and the longest retention period wins; up to 20 policies per account/region.
- Available in all commercial AWS regions (except Middle East Bahrain/UAE) at no extra cost, manageable via console, CLI, and SDKs.