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Your organization has restricted members from joining external tailnets

This topic explains a message that may appear in the Tailscale admin console and the actions you can take to address it. For a list of currently documented messages in the Tailscale admin console and client, refer to the main Messages topic.

Message displayed in the admin console

Error 403: Your organization has restricted members from joining external tailnets

Why you're seeing this message

This error message displays when your tailnet uses a private/owned domain and the administrator is preventing users from joining other (external) tailnets.

What to do

Here are some things you can try to resolve this issue:

  • Use a different email address to join an external tailnet.
  • Contact your IT administrator to request permission to join an external tailnet using your organization email address.

Additional information

Last updated Jul 31, 2025