Partnership Project, Technical Specification 3GPP TS 33.107 V6.0.0 (2003–09), “Lawful interception architecture and functions (Release 6),” September 2003. 3rd Generation Partnership Project, Technical Specification 3GPP TS 33.108 V6.3.0 (2003–09), “Handover interface for Lawful Interception (Release 6),” September 2003. PacketCable Electronic Surveillance Specification, PKT-SP-ESP-I03-040113, Cable Television Laboratories Inc., 13 January 2004. T1.678, Lawfully Authorized Electronic Surveillance (LAES) for Voice over Packet Technologies in Wireline Telecommunications Networks. Lawfully Authorized Electronic Surveillance, ATIS/TIA joint standard, document number J-STD-025B, December 2003 (although challenged as deficient). External links White Paper on Interception of Voice over LTE (VoLTE) Networks White Paper on Interception of IP Networks White Paper on Interception of 3G and 4G Wireless Networks 3GPP Lawful Interception requirements for GSM Guide to the one party consent exception to the rule against interception of private communications in Canada Privacy of telecommunications Surveillance Voice over IP Law enforcement agency powers