AZ500273 - Retirement: Azure Network Policy Manager (NPM) for Windows nodes on AKS to Be Retired by September 30, 2026

Azure Updates

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Published

Oct 7, 2025

Timeline

  • September 2026
    Retirement

Product

Azure Kubernetes Service (AKS)

Tag

Retirements

Category

Compute
Containers

Description

On September 30, 2026, we’ll end support for Azure Network Policy Manager (NPM) on Windows nodes in AKS. To ensure your setup continues to receive support, security updates, and deployment compatibility, please explore alternative options, such as using Network Security Groups (NSGs) on the node level or open-source tools like Project Calico by that date. 

The existing experience that Azure Network Policy Manager for windows nodes offers will no longer be supported starting September 30, 2026.   

To view your impacted resources, go to this Azure Resource Graph query and click Run query.     

Help and support 

If you have questions, get answers from community experts in Microsoft Q&A. If you have a support plan and need technical help, please submit a support request.