name : untag-resource.rst **To remove tags from an existing Lambda function** The following ``untag-resource`` example removes the tag with the key name ``DEPARTMENT`` tag from the ``my-function`` Lambda function. :: aws lambda untag-resource \ --resource arn:aws:lambda:us-west-2:123456789012:function:my-function \ --tag-keys DEPARTMENT This command produces no output. For more information, see `Tagging Lambda Functions <https://docs.aws.amazon.com/lambda/latest/dg/tagging.html>`__ in the *AWS Lambda Developer Guide*.