Once the pricing profile and quotas are configured, the Billing service can be added to an Azure Stack Plan which later can be added to an Azure Stack offer.
Click ‘Plans’ extension of Azure Stack in the admin portal
Choose an existing plan or create a new plan
3. Click 'Service and quotas’ and click the ‘Add’ button
4. Choose ‘CloudAssert.Billing’ under Services and Click ‘Select’ button
5. List of quotas that was configured will be listed. Select a desired Quota and click ‘Add’ to include the quota in that plan