5.1.11 Charging support for IMS service continuity

5.1.10 Charging support for TRF

5.1.9A Charging support for IMS transit scenarios

5.1.9 Charging support for Network provided Location information

5.1.8 Charging support for roaming architecture for voice over IMS with local breakout

5.1.8A Charging support for roaming architecture for voice over IMS with home routed traffic

5.1.7 Single charging session from AS/ATCF acting as B2BUA

5.1.6 Served user identification

5.1.4 Trigger conditions

5.1.5 IMS support of real-time tariff transfer