NewMicrosoft Purview · Microsoft Planner
Microsoft Purview compliance portal: Data Lifecycle Management - Apply a retention policy to Microsoft Planner content
Compliance admins can now create retention policies to manage Microsoft Planner content, including tasks for plans associated with Microsoft 365 Groups. This new capability extends Data Lifecycle Management to Planner and is rolling out across standard multi-tenant environments.
Microsoft's description
Introducing Data lifecycle management capabilities for Microsoft Planner. Compliance admins can now create a retention policy to manage content located in Microsoft Planner such as tasks for plans associated with an Microsoft 365 Group.