The delegation of UPT was requested by VisionNG Chairman Herwart Wermescher and was confirmed by Counsellor, SG2 of ITU-TSB Richard Hill on May 21, 2002.
An individual should be able to enter an access code to make or receive calls on any device and can be provisioned as a global mobile telephone number.
UPT allowed ad hoc sharing of physical devices and was intended to be independent of geography or network provider.
From the +87810 numbering space, operators could offer their customers next generation services – voice, data, email, SMS, web and location-based services – using a single "number for life" that transcended national boundaries and traditional ways of thinking about communications.
This allowed for the provision of 10 billion unique IMSI's for the deployment of Global Mobile Services.