1. A method for implementing a service policy on a device, the method comprising: obtaining, from a user interface (UI) or a network interface, a quality of service (QoS) activity map of an application identifier to a QoS policy, wherein the QoS policy is determined at least in part by an access state qualifier, the access state qualifier characterizing an aspect of access network resources; identifying a device service usage in association with the application identifier; applying the QoS policy from the QoS activity map to the device service usage, wherein a QoS service activity, including the device service usage, falls within a class of activities associated with the application identifier and governed by the QoS policy; and processing the device service usage in accordance with the QoS policy.