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2017/12 300 p.
2017/06 260 p.
2015/12 197 p.
2015/12 195 p.
2014/12 194 p.
2012/09 193 p.
2011/01 128 p.
2005/12 106 p.
2005/01 69 p.
This document addresses the handover interfaces for lawful interception of PacketData Services, Circuit Switched Services, Multimedia Services within the Universal Mobile Telecommunication
System (UMTS) and Evolved Packet System (EPS). The specification defines the handover interfaces for delivery of
lawful interception Intercept Related Information (IRI) and Content of Communication (CC) to the Law Enforcement
Laws of individual nations and regional institutions (e.g. European Union), and sometimes licensing and operating
conditions define a need to intercept telecommunications traffic and related information in modern telecommunications
systems. It has to be noted that lawful interception shall always be done in accordance with the applicable national or
regional laws and technical regulations. Nothing in this specification, including the definitions, is intended to supplant