**To associate a role with a Greengrass group** The following ``associate-role-to-group`` example associates the specified IAM role with a Greengrass group. The group role is used by local Lambda functions and connectors to access AWS services. For example, your group role might grant permissions required for CloudWatch Logs integration. :: aws greengrass associate-role-to-group \ --group-id 2494ee3f-7f8a-4e92-a78b-d205f808b84b \ --role-arn arn:aws:iam::123456789012:role/GG-Group-Role Output:: { "AssociatedAt": "2019-09-10T20:03:30Z" } For more information, see `Configure the Group Role `__ in the *AWS IoT Greengrass Developer Guide*.