A system and method is provided for surveilling call terminations to a
roaming mobile in a wireless telecommunications network in which Location
Request Queries (LRQs) for the target mobile can be sent from any MSC in
the network. The system and method include forcing the path of the target
mobile's call terminations through a predetermined Target Intercept
Access Point (TIAP) for surveillance while meeting CALEA constraints
including the requirement that information about surveillance may not be
shared over public interfaces.