Billing: Cost center concepts, add information on permissions (#58289)

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: Greg Mondello <72952982+gmondello@users.noreply.github.com>
Co-authored-by: mc <42146119+mchammer01@users.noreply.github.com>

Author: 4 people

content/billing/concepts/cost-centers.md

@@ -12,9 +12,14 @@ contentType: concepts
 product: '{% data variables.product.prodname_ghe_cloud %}'
 ---
 
-You can create cost centers to attribute usage and spending to business units, improving accountability, forecasting, and cost allocation.
+Cost centers allow you to attribute usage and spending to business units, improving accountability, forecasting, and cost allocation. You can also apply one or more budgets to them to control costs.
 
-If your account is billed through Azure, you can add an Azure subscription to a cost center to bill usage to a different Azure subscription than the enterprise default.
+## Cost center creation
+
+* **Enterprise owners and billing managers** can create and edit cost centers for **any resource**.
+* **Organization owners** can create and edit cost centers that contain **resources in their organization**.
+
+When you create a cost center, you define which resources it contains from users, repositories, and organizations. If your account is billed through Azure, you can also add an Azure subscription to bill usage to a different Azure subscription than the enterprise default.
 
 To get started with cost centers, see [AUTOTITLE](/billing/tutorials/use-cost-centers).