Search for a 3GPP Specification (number and/or title):  

Download results in JSON format

Spec Title Releases WG
34.229-1Internet Protocol (IP) multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP); User Equipment (UE) conformance specification; Part 1: Protocol conformance specification19.2.0
18.1.1
17.2.1
16.8.0
15.11.0
14.8.0
13.5.0
12.12.0
11.1.0
10.5.0
9.12.0
8.6.0
7.3.0
6.4.1
5.2.0		R5

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