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Spec Title Releases WG
23.072Call Deflection (CD) supplementary service; Stage 218.0.0
17.0.0
16.0.0
15.0.0
14.0.0
13.0.0
12.0.0
11.0.0
10.0.0
9.0.0
8.0.0
7.0.0
6.0.0
5.0.0
4.0.1
3.3.0		C4
23.172Technical realization of Circuit Switched (CS) multimedia service UDI/RDI fallback and service modification; Stage 218.0.0
17.0.0
16.0.0
15.0.0
14.0.0
13.0.0
12.0.0
11.0.0
10.0.1
9.0.0
8.0.0
7.0.0
6.4.0
5.6.0		C3
23.272Circuit Switched (CS) fallback in Evolved Packet System (EPS); Stage 219.0.0
18.0.0
17.0.0
16.0.0
15.0.0
14.2.0
13.6.0
12.6.0
11.10.0
10.15.0
9.15.0
8.12.0		S2
23.720Study on architecture enhancements for Cellular Internet of Things (CIoT)13.0.0S2
23.721Study on sponsored data connectivity improvements14.0.0S2
23.722Study on common Application Programming Interface (API) framework for 3GPP northbound APIs15.1.0S6
23.723Study of system level impacts due to introduction of light connection for LTE in EPS0.2.0S2
23.724Study on Cellular Internet of Things (CIoT) support and evolution for the 5G System (5GS)16.1.0S2
23.725Study on enhancement of Ultra-Reliable Low-Latency Communication (URLLC) support in the 5G Core network (5GC)16.2.0S2
23.726Study on enhancing topology of the Service Management Function (SMF) and the User Plane Function (UPF) in 5G networks16.0.0S2
23.727Study on application awareness interworking between LTE and NR0.2.0S2
23.728Study on system architecture enhancement for next generation real time communication0.0.0S2
23.729Study on unlicensed spectrum offloading system enhancements15.0.0S2
23.772Enhanced Circuit Switched (CS) fallback1.0.0S2
23.872Study on architecture of IP Multimedia Subsystem (IMS) based Customized Alerting Tone (CAT)8.0.0S2
23.972Circuit switched multimedia telephony3.0.0
4.0.0		C1

All information on this page is aggregated from the 3GPP Specfication Status Report page.