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// roles/azure · management-and-governance

Reservations ReaderAzure built-in role

Lets one read all the reservations in a tenant

Role ID582fc458-8989-419f-a480-75249bc5db7e
CategoryManagement-and-governance
Actions2
Data actions0

What it can do

PermissionWhat it allows
Microsoft.Capacity/*/readAny read operation on anything under Microsoft.Capacity
Microsoft.Authorization/roleAssignments/readGet information about a role assignment.

Assign it

Scope it as tightly as you can: a resource or resource group rather than the whole subscription.

azure cli
az role assignment create \
  --assignee "jane.doe@contoso.com" \
  --role "Reservations Reader" \
  --scope "/subscriptions/<subscription id>/resourceGroups/<resource group>"
powershell3 lines
New-AzRoleAssignment -SignInName "jane.doe@contoso.com" `
  -RoleDefinitionName "Reservations Reader" `
  -Scope "/subscriptions/<subscription id>/resourceGroups/<resource group>"
bicep7 lines
resource assignment 'Microsoft.Authorization/roleAssignments@2022-04-01' = {
  name: guid(resourceGroup().id, principalId, '582fc458-8989-419f-a480-75249bc5db7e')
  properties: {
    roleDefinitionId: subscriptionResourceId('Microsoft.Authorization/roleDefinitions', '582fc458-8989-419f-a480-75249bc5db7e')
    principalId: principalId
  }
}

Who already has it?

kql · azure resource graph
authorizationresources
| where type == "microsoft.authorization/roleassignments"
| where tostring(properties.roleDefinitionId) endswith "582fc458-8989-419f-a480-75249bc5db7e"
| project principalId = tostring(properties.principalId), principalType = tostring(properties.principalType), scope = tostring(properties.scope)

Other management-and-governance roles

Find the smallest role for a task →

Sources