The charging supplementary service is described in GSM 02.86 [2] and the relevant charging principles are given in the relevant GSM MoU Association documents. These services are designed to supply to a mobile user sufficient information to allow a real-time estimate to be made of the bill which will eventually be levied in the home PLMN on the Mobile Station (MS) subscriber.
PUBLISHED
SSH ETS 300 923:1997
60.60
Standard published
Oct 26, 2023