https://docs.microsoft.com/en-us/azure/cost-management-billing/manage/spending-limit#reaching-a-spending-limit https://docs.microsoft.com/en-us/azure/cost-manag

https://docs.microsoft.com/en-us/azure/cost-management-billing/manage/spending-limit#reaching-a-spending-limit https://docs.microsoft.com/en-us/azure/cost-management-billi... e.g. "virtual machines are stopped and de-allocated. The data in your storage accounts are available as read-only." Most control plane operations will also be blocked. It gets complicated with more complex resource types, but it gets the job done anyway. Note that this functionality is sort of required to support pre-paid plans without allowing them to exceed specific limits, which do exist on Azure. So there's a business dependency on this functionality today, it's not a hypothetical.