To control access to runners at the organization{% ifversion ghec or ghes %} and/or enterprise levels, enterprise and organization owners can use runner groups.{% else %} level, organizations using the {% data variables.product.prodname_team %} plan can use runner groups.{% endif %} Runner groups are used to collect sets of runners and create a security boundary around them.
When you grant access to a runner group, you can see the runner group listed in the organization's runner settings. Optionally, you can assign additional granular repository{% ifversion ghec or ghes %} and workflow{% endif %} access policies to the runner group.
When new runners are created, they are automatically assigned to the default group unless otherwise specified. Runners can only be in one group at a time. You can move runners from one runner group to another.