# Group > See also: [Manage groups](https://documentation.ubuntu.com/jaas/latest/howto/manage-groups.md#manage-groups) In JAAS, a group is a collection of users and/or groups. A group is referenced by name (which is internally matched to a unique ID). ## Group tag A group tag has the following format: ```text group- ``` where `group id` represents the unique identifier of the group. ## Group permission A group permission describes what an entity can do in a group. ### List of group permissions #### `member` Abilities: Shares the group’s access level to Juju resources and JIMM logs.