ATIS 0700031

This document defines technical methods in the case of an Operator-managed interconnected VoIP or Text Messaging over IP (ToIP) service by which location information can be acquired and conveyed for routing VoIP emergency calls or ToIP emergency sessions and made available for presentation to the appropriate Public Safety Answering Point (PSAP) for dispatch purposes. The standard also defines technical methods by which an operator of a user access network can acquire and convey location for an Over The Top VoIP emergency call or ToIP emergency session.