A category name service is provided to conditionally return a category name for a data object upon request. The category name is returned is the category name is known or if the requester has subscribed for dynamic determination service, and the dynamic determination is successful. In selected embodiments, the category name service includes the dynamic determination service. In selected embodiments, the category name service also provides for the requestor to request review of a returned category name and/or request override of a returned category name. In selected embodiments, the category name service also includes the dynamic determination, review, and/or override service.