| 8840 | A Session Initiation Protocol (SIP) Usage for Incremental Provisioning of Candidates for the Interactive Connectivity Establishment (Trickle ICE)E. Ivov, T. Stach, E. Marocco, C. Holmberg | Proposed Standard | January 2021 |
| 8497 | Marking SIP Messages to Be LoggedP. Dawes, C. Arunachalam | Proposed Standard | November 2018 |
| 8465 | Using the Mobile Equipment Identity (MEID) URN as an Instance IDR. Atarius, Ed. | Informational | September 2018 |
| 7904 | A SIP Usage for REsource LOcation And Discovery (RELOAD)C. Jennings, B. Lowekamp, E. Rescorla, S. Baset, H. Schulzrinne, T. Schmidt, Ed. | Proposed Standard | October 2016 |
| 7702 | Interworking between the Session Initiation Protocol (SIP) and the Extensible Messaging and Presence Protocol (XMPP): GroupchatP. Saint-Andre, S. Ibarra, S. Loreto | Proposed Standard | December 2015 |
| 7647 | Clarifications for the Use of REFER with RFC 6665R. Sparks, A.B. Roach | Proposed Standard | September 2015 |
| 7621 | A Clarification on the Use of Globally Routable User Agent URIs (GRUUs) in the SIP Event Notification FrameworkA.B. Roach | Proposed Standard | August 2015 |
| 7614 | Explicit Subscriptions for the REFER MethodR. Sparks | Proposed Standard | August 2015 |
| 7572 | Interworking between the Session Initiation Protocol (SIP) and the Extensible Messaging and Presence Protocol (XMPP): Instant MessagingP. Saint-Andre, A. Houri, J. Hildebrand | Proposed Standard | June 2015 |
| 7255 | Using the International Mobile station Equipment Identity (IMEI) Uniform Resource Name (URN) as an Instance IDA. Allen, Ed. | Informational | May 2014 |
| 7247 | Interworking between the Session Initiation Protocol (SIP) and the Extensible Messaging and Presence Protocol (XMPP): Architecture, Addresses, and Error HandlingP. Saint-Andre, A. Houri, J. Hildebrand | Proposed Standard | May 2014 |
| 7131 | Session Initiation Protocol (SIP) History-Info Header Call Flow ExamplesM. Barnes, F. Audet, S. Schubert, H. van Elburg, C. Holmberg | Informational | March 2014 |
| 7118 | The WebSocket Protocol as a Transport for the Session Initiation Protocol (SIP)I. Baz Castillo, J. Millan Villegas, V. Pascual | Proposed Standard | January 2014 |
| 7090 | Public Safety Answering Point (PSAP) CallbackH. Schulzrinne, H. Tschofenig, C. Holmberg, M. Patel | Proposed Standard | April 2014 |
| 7044 | An Extension to the Session Initiation Protocol (SIP) for Request History InformationM. Barnes, F. Audet, S. Schubert, J. van Elburg, C. Holmberg | Proposed Standard | February 2014 |
| 6910 | Completion of Calls for the Session Initiation Protocol (SIP)D. Worley, M. Huelsemann, R. Jesske, D. Alexeitsev | Proposed Standard | April 2013 |
| 6881 | Best Current Practice for Communications Services in Support of Emergency CallingB. Rosen, J. Polk | Best Current Practice | March 2013 |
| 6665 | SIP-Specific Event NotificationA.B. Roach | Proposed Standard | July 2012 |
| 6443 | Framework for Emergency Calling Using Internet MultimediaB. Rosen, H. Schulzrinne, J. Polk, A. Newton | Informational | December 2011 |
| 6140 | Registration for Multiple Phone Numbers in the Session Initiation Protocol (SIP)A.B. Roach | Proposed Standard | March 2011 |
| 5947 | Requirements for Multiple Address of Record (AOR) Reachability Information in the Session Initiation Protocol (SIP)J. Elwell, H. Kaplan | Informational | September 2010 |
| 5897 | Identification of Communications Services in the Session Initiation Protocol (SIP)J. Rosenberg | Informational | June 2010 |
| 5767 | User-Agent-Driven Privacy Mechanism for SIPM. Munakata, S. Schubert, T. Ohba | Informational | April 2010 |
| 5631 | Session Initiation Protocol (SIP) Session MobilityR. Shacham, H. Schulzrinne, S. Thakolsri, W. Kellerer | Informational | October 2009 |
| 5630 | The Use of the SIPS URI Scheme in the Session Initiation Protocol (SIP)F. Audet | Proposed Standard | October 2009 |
| 5629 | A Framework for Application Interaction in the Session Initiation Protocol (SIP)J. Rosenberg | Proposed Standard | October 2009 |
| 5628 | Registration Event Package Extension for Session Initiation Protocol (SIP) Globally Routable User Agent URIs (GRUUs)P. Kyzivat | Proposed Standard | October 2009 |
| 5626 | Managing Client-Initiated Connections in the Session Initiation Protocol (SIP)C. Jennings, Ed., R. Mahy, Ed., F. Audet, Ed. | Proposed Standard | October 2009 |
| 5379 | Guidelines for Using the Privacy Mechanism for SIPM. Munakata, S. Schubert, T. Ohba | Informational | February 2010 |