| Feature or Study Item: Rel-7 (U)SIM API Testing (TS 31.213) | USIM_API_Test | Rel-7 |
| Building Block: CT6 aspects of SAE | SAES | Rel-8 |
| Work task: Core specification for CT6 aspects of SAE | SAES | Rel-8 |
| Building Block: CT6 part of Stage 3 for I-WLAN NSP | IWLANNSP | Rel-8 |
| Building Block: External interface for eUPHBOOK | eUPHBOOK-Ext_Spec | Rel-8 |
| Feature or Study Item: Study on Security Aspects of Remote Provisioning and Change of Subscription for M2M Equipment | FS_UM2M | Rel-9 |
| Feature or Study Item: Deleted - Definition of 3GPP UICC services over the new high-speed interface | UICCHS | Rel-9 |
| Feature or Study Item: In Case of Emergency (ICE) Graphics | ICE_Graphics | Rel-9 |
| Feature or Study Item: Study on UICC access to IMS | FS_IMS-UICC | Rel-10 |
| Feature or Study Item: Introduction of Smart Card Web Server launch functionality | SCWS_L | Rel-10 |
| Feature or Study Item: USAT using AT Commands | USAT_AT | Rel-10 |
| Building Block: LTE Relay Nodes Security | LTE_Relay-Sec | Rel-10 |
| Work task: Deleted - Stage 3 (CS+PS) Signalling Optimizations of SIMTC | SIMTC-Sig | Rel-11 |
| Work task: Stage 3 CS aspects for SIMTC | SIMTC-CS | Rel-11 |
| Work task: Deleted - CT6 part of Stage 3 CN-based requirements and Power Considerations of SIMTC | SIMTC-CN_Pow | Rel-11 |
| Work task: Stage 3 (CS+PS) Extended Access Barring for UTRAN and E-UTRAN | SIMTC-RAN_OC | Rel-11 |
| Feature or Study Item: Study on Development of conformance requirements for the IP Multimedia Services Identity Module (ISIM) application support in ME | FS_ISIM_CR | Rel-12 |
| Work task: CT6 part of Stage 3 for BB3: UE Power Consumptions Optimizations (UEPCOP) | MTCe-UEPCOP-CT6 | Rel-12 |
| Feature or Study Item: Study on Review of dedicated 3GPP UICC features | FS_Red_UCe | Rel-13 |
| Building Block: CT6 aspects of MCPTTProtoc1 | MCPTTProtoc1 | Rel-14 |
| Work task: CT6 aspects of eDecor | eDecor-CT | Rel-14 |
| Work task: Stopped - CT6 aspects of SEW2 | SEW2-CT | Rel-14 |
| Work task: CT6 aspects of V2X Services | V2X-CT | Rel-14 |
| Work task: CT6 aspects of evolution to and interworking with eCall in IMS | EIEI-CT | Rel-14 |
| Building Block: CT6 aspects of IOC_UE_conf | IOC_UE_conf | Rel-14 |
| Work task: CT6 aspects of Enhancements for Mission Critical Push To Talk | MCImp-eMCPTT-CT | Rel-14 |
| Work task: CT6 aspects of MCData | MCImp-MCDATA-CT | Rel-14 |
| Work task: CT6 aspects 3 of MCVideo | MCImp-MCVIDEO-CT | Rel-14 |
| Work task: CT6 aspects of PS Data Off | PS_DATA_OFF-CT | Rel-14 |
| Work task: CT6 part of Stage 3 for Application specific Congestion control for Data Communication | ACDC-CT | Rel-13 |
| Feature or Study Item: Study on UICC power optimization for MTC | FS_UICC_MTC_OPT | Rel-14 |
| Work task: CT6 aspects of Support of Emergency services over WLAN – phase 1 | SEW1-CT | Rel-13 |
| Work task: CT6 aspects of extended DRX cycle | eDRX-CT | Rel-13 |
| Work task: CT6 aspects for MCPTT protocol aspects | MCPTT-CT | Rel-13 |
| Building Block: CT aspects for IOPS | IOPS-CT | Rel-13 |
| Work task: CT6 aspects for IOPS | IOPS-CT | Rel-13 |
| Work task: CT6 aspects of CIoT | CIoT-CT | Rel-13 |
| Feature or Study Item: IMS impacts on UICC Application Aspects (Stage 3) | IMS_UApAs | Rel-12 |
| Work task: CT6 aspects of enhancements to Proximity-based | eProSe-Ext-CT | Rel-13 |
| Feature or Study Item: Review of dedicated 3GPP UICC features | Red_UCe | Rel-13 |
| Work task: CT6 aspects of system architecture enhancements for TV service | AE_enTV-CT | Rel-14 |
| Work task: CT6 part of CT aspects of Proximity-based Services | ProSe-CT | Rel-12 |
| Building Block: Stage 2/3 for CS aspects for SIMTC | SIMTC-CS | Rel-11 |
| Building Block: BB1: Stage 3 (CS+PS) Reachability Aspects of SIMTC | SIMTC-ReachCSPS | Rel-11 |
| Work task: Deleted - Stage 3 (CS+PS) CN-based requirements and Power Considerations of SIMTC | SIMTC-CN_Pow | Rel-11 |
| Building Block: RAN overload control for Machine-Type Communications | SIMTC-RAN_OC | Rel-11 |
| Building Block: CN part of Stage 3 for Network Improvements for Machine-Type Communications | NIMTC-CN | Rel-10 |
| Feature or Study Item: Relays for LTE | LTE_Relay | Rel-10 |
| Feature or Study Item: Deleted - Network Selection for non-3GPP Access | N3GtoNSP | Rel-10 |
| Building Block: Deleted - CT6 issues for N3GtoNSP | N3GtoNSP | Rel-10 |
| Building Block: CT6 aspects - Support of Home NB and Home eNB enhancements | EHNB-CT6 | Rel-9 |
| Feature or Study Item: System Improvements to Machine-Type Communications | SIMTC | Rel-11 |
| Feature or Study Item: Deleted - Testing for Terminal support of Rel-10 USIM, ISIM and USAT features | USIM_R10_Test | Rel-10 |
| Work task: CT6 part of Stage 3 for Network Improvements for Machine-Type Communications | NIMTC-CN | Rel-10 |
| Feature or Study Item: UICC access to IMS Specification | IMS-UICC-S | Rel-10 |
| Work task: CT6 aspects of LTE Relay Node Security | LTE_Relay-Sec | Rel-10 |
| Building Block: CT6 part of UICC access to IMS Specification | IMS-UICC-S | Rel-10 |
| Feature or Study Item: Definition of the UICC Application for Hosting Party Module | HPM_UICC | Rel-11 |
| Feature or Study Item: In Case of Emergency numbers storage and easy access on UICC | ICE | Rel-8 |
| Building Block: Deleted - Contact Manager for 3GPP UICC applications test specifications | eUPHBOOK-Test | Rel-8 |
| Building Block: Deleted - Contact Manager API for Java™ Card test specification | eUPHBOOK-Test | Rel-8 |
| Feature or Study Item: Communication Control for IMS by USIM (Stage 3) | CC_IMS_USIM | Rel-10 |
| Feature or Study Item: Deleted - Contact Manager Conformance Test specifications | eUPHBOOK-Test | Rel-8 |
| Building Block: CT6 aspects of ICE | ICE | Rel-8 |
| Building Block: Internal interface for eUPHBOOK | eUPHBOOK-Int_Spec | Rel-8 |
| Work task: Deleted - CT6 part of Stage 3 Signalling Optimizations of SIMTC | SIMTC-Sig | Rel-11 |
| Work task: Deleted - CT6 part of Stage 3 CS aspects for SIMTC | SIMTC-CS | Rel-11 |
| Work task: CT6 part of Stage 3 BB1: Reachability Aspects of SIMTC | SIMTC-ReachCSPS | Rel-11 |
| Work task: CT6 part of Stage 3 Extended Access Barring for UTRAN and E-UTRAN | SIMTC-RAN_OC | Rel-11 |
| Feature or Study Item: I-WLAN Network Selection Principle (NSP) | IWLANNSP | Rel-8 |
| Building Block: Alignment with requirements regarding USSD usage | USSD-USIM | Rel-7 |
| Feature or Study Item: Network Improvements for Machine-Type Communications | NIMTC | Rel-10 |
| Feature or Study Item: Contact Manager for 3GPP UICC applications | eUPHBOOK | Rel-8 |
| Building Block: Requirements for Contact Manager | eUPHBOOK-St1 | Rel-8 |
| Building Block: Deleted - Implementation of eUPHBOOK | eUPHBOOK-St23 | Rel-8 |
| Feature or Study Item: Unstructured Supplementary Service Data (USSD) message delivery and transfer to USIM | USSD-USIM | Rel-7 |
| Feature or Study Item: 3GPP System Architecture Evolution Specification - Evolved Packet System (non RAN aspects) | SAES | Rel-8 |
| Feature or Study Item: High speed interface between the UICC and the ME | HSI | Rel-7 |
| Feature or Study Item: ISIM API for Java Card | APIJAVA | Rel-7 |
| Work task: Test interworking of IP Multimedia Services Identity Module (ISIM) terminals with IP Multimedia Subsystem (IMS) | SAES-ISIM_IMS_Test | Rel-8 |
| Work task: Test interworking of LTE Terminals with the USIM | SAES-USIM_LTE-Test | Rel-8 |
| Feature or Study Item: Enhanced Home NodeB / eNodeB | EHNB | Rel-9 |
| Building Block: UE Conformance Test Aspects - CT6 aspects of 5G System | 5GS_Ph1_UEConTest | Rel-15 |
| Feature or Study Item: Study on Technical Requirements for a new secure platform for 3GPP applications | FS_NG_SP | Rel-15 |
| Work task: Stopped - CT6 aspects of MONASTERY | MONASTERY | Rel-15 |
| Work task: CT6 aspects of 5G System - Phase 1 | 5GS_Ph1-CT | Rel-15 |
| Work task: CT6 aspects of eMCVideo | eMCVideo-CT | Rel-15 |
| Work task: Stopped - CT6 aspects of LTE_LIGHT_CON | LTE_LIGHT_CON-CT | Rel-15 |
| Work task: Study on CT6 aspects of 5G System - Phase 1 | 5GS_Ph1-CT | Rel-15 |
| Feature or Study Item: Study on technical requirements for a new secure platform for 3GPP applications | FS_NG_SP2 | Rel-15 |
| Work task: CT6 aspects of VoWLAN | VoWLAN-CT | Rel-15 |
| Work task: CT6 aspects of PS Data Off Phase 2 | PS_DATA_OFF2-CT | Rel-15 |
| Feature or Study Item: UICC-terminal interface testing for UEs with non-removable UICCs | nrUICC_UEConTest | Rel-16 |
| Feature or Study Item: UE Conformance Test Aspects Release 16 | UEConTest_R16 | Rel-16 |
| Work task: CT6 aspects of 5G_CIoT | 5G_CIoT | Rel-16 |
| Work task: CT6 aspects of PARLOS | PARLOS | Rel-16 |
| Work task: CT6 aspects of eV2XARC | eV2XARC | Rel-16 |
| Feature or Study Item: Update of conformance test specifications to Rel-17 | UEConTest_R17 | Rel-17 |
| Building Block: CT6 aspects of 5MBS | 5MBS | Rel-17 |
| Building Block: CT6 aspects of NSWO | NSWO_5G | Rel-17 |
| Building Block: CT6 aspects of NR_redcap | ARCH_NR_REDCAP | Rel-17 |
| Building Block: CT6 aspects of NB-IoT/eMTC Non-Terrestrial Networks in EPS | IoT_SAT_ARCH_EPS | Rel-17 |
| Work task: CT6 aspects of 5G_ProSe | 5G_ProSe | Rel-17 |
| Building Block: CT6 aspects of eV2XARC_Ph2 | eV2XARC_Ph2 | Rel-17 |
| Building Block: Stage 3 (CT6) of eCPSOR_CON | eCPSOR_CON | Rel-17 |
| Work task: CT6 aspects of 5GC architecture for satellite networks | 5GSAT_ARCH-CT | Rel-17 |
| Building Block: CT6 aspects of ING_5GS | ING_5GS | Rel-17 |
| Work task: CT6 aspects of MINT | MINT | Rel-17 |
| Feature or Study Item: Study on GBA_U Based APIs | FS_GBA_U_API | Rel-18 |
| Feature or Study Item: Study on new UICC application for network slice-specific authentication and authorization (NSSAA) | FS_NS_Slice-USIM | Rel-18 |
| Feature or Study Item: UE conformance test for NB-IoT/eMTC Non-Terrestrial Networks in EPS | IoT_SAT_UEConTest | Rel-18 |
| Feature or Study Item: Update of conformance test specifications to Rel-18 | UEConTest_R18 | Rel-18 |
| Feature or Study Item: Test method of GBA_U Based APIs | TEST_GBA_U_APIs | Rel-18 |
| Building Block: CT6 aspects of NG_RTC | NG_RTC | Rel-18 |
| Building Block: CT6 aspects of MPS_WLAN | MPS_WLAN | Rel-18 |
| Building Block: CT6 aspects of MBS support for V2X services | TEI18_MBS4V2X | Rel-18 |
| Building Block: Stopped – CT6 aspects of Slice-based PLMN Selection | PLMNsel_NS | Rel-18 |
| Feature or Study Item: Enhancement of Network Slicing UICC application for network slice-specific authentication and authorization | eNS_UICC | Rel-18 |
| Feature or Study Item: GBA_U Based APIs | GBA_U_APIs | Rel-18 |
| Building Block: deleted - CT6 aspects of 5GSAT_Ph2 | 5GSAT_Ph2 | Rel-18 |
| Building Block: CT6 aspects of UEConfig5MBS | UEConfig5MBS | Rel-18 |
| Building Block: CT6 aspects of UAS Ph2 | UAS_Ph2 | Rel-18 |
| Building Block: CT6 aspects of SENSE | SENSE | Rel-18 |
| Building Block: CT6 aspects of 5G_ProSe_Ph2 | 5G_ProSe_Ph2 | Rel-18 |
| Work task: CT6 aspects of Proximity-based Services in 5GS Phase 3 | 5G_ProSe_Ph3 | Rel-19 |
| Work task: CT6 aspects of System architecture for Next Generation Real time Communication services Phase 2 | NG_RTC_Ph2 | Rel-19 |
| Work task: CT6 aspects of ProSe support in NPN | TEI19_ProSe_NPN | Rel-19 |
