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// roles/azure · management-and-governance

Cost Management ReaderAzure built-in role

Can view cost data and configuration (e.g. budgets, exports)

Role ID72fafb9e-0641-4937-9268-a91bfd8191a3
CategoryManagement-and-governance
Actions10
Data actions0

What it can do

PermissionWhat it allows
Microsoft.Consumption/*/readAny read operation on anything under Microsoft.Consumption
Microsoft.CostManagement/*/readAny read operation on anything under Microsoft.CostManagement
Microsoft.Billing/billingPeriods/read
Microsoft.Resources/subscriptions/readGets the list of subscriptions.
Microsoft.Resources/subscriptions/resourceGroups/readGets or lists resource groups.
Microsoft.Support/*Every operation under Microsoft.Support
Microsoft.Advisor/configurations/readGet configurations
Microsoft.Advisor/recommendations/readReads recommendations
Microsoft.Management/managementGroups/readList management groups for the authenticated user.
Microsoft.Billing/billingProperty/readGets the billing properties for a subscription

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 "Cost Management Reader" \
  --scope "/subscriptions/<subscription id>/resourceGroups/<resource group>"
powershell3 lines
New-AzRoleAssignment -SignInName "jane.doe@contoso.com" `
  -RoleDefinitionName "Cost Management Reader" `
  -Scope "/subscriptions/<subscription id>/resourceGroups/<resource group>"
bicep7 lines
resource assignment 'Microsoft.Authorization/roleAssignments@2022-04-01' = {
  name: guid(resourceGroup().id, principalId, '72fafb9e-0641-4937-9268-a91bfd8191a3')
  properties: {
    roleDefinitionId: subscriptionResourceId('Microsoft.Authorization/roleDefinitions', '72fafb9e-0641-4937-9268-a91bfd8191a3')
    principalId: principalId
  }
}

Who already has it?

kql · azure resource graph
authorizationresources
| where type == "microsoft.authorization/roleassignments"
| where tostring(properties.roleDefinitionId) endswith "72fafb9e-0641-4937-9268-a91bfd8191a3"
| 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