| 9997 | YANG-CBOR: Allocating SID Ranges for Private Enterprise Number (PEN) HoldersC. Bormann | Proposed Standard | July 2026 |
| 9880 | Semantic Definition Format (SDF) for Data and Interactions of ThingsM. Koster, Ed., C. Bormann, Ed., A. Keränen | Proposed Standard | January 2026 |
| 9781 | A Concise Binary Object Representation (CBOR) Tag for Unprotected CBOR Web Token Claims Sets (UCCS)H. Birkholz, J. O'Donoghue, N. Cam-Winget, C. Bormann | Proposed Standard | May 2025 |
| 9741 | Concise Data Definition Language (CDDL): Additional Control Operators for the Conversion and Processing of TextC. Bormann | Proposed Standard | March 2025 |
| 9682 | Updates to the Concise Data Definition Language (CDDL) GrammarC. Bormann | Proposed Standard | November 2024 |
| 9595 | YANG Schema Item iDentifier (YANG SID)M. Veillette, Ed., A. Pelov, Ed., I. Petrov, Ed., C. Bormann, M. Richardson | Proposed Standard | July 2024 |
| 9581 | Concise Binary Object Representation (CBOR) Tags for Time, Duration, and PeriodC. Bormann, B. Gamari, H. Birkholz | Proposed Standard | August 2024 |
| 9557 | Date and Time on the Internet: Timestamps with Additional InformationU. Sharma, C. Bormann | Proposed Standard | April 2024 |
| 9535 | JSONPath: Query Expressions for JSONS. Gössner, Ed., G. Normington, Ed., C. Bormann, Ed. | Proposed Standard | February 2024 |
| 9485 | I-Regexp: An Interoperable Regular Expression FormatC. Bormann, T. Bray | Proposed Standard | October 2023 |
| 9423 | Constrained RESTful Environments (CoRE) Target Attributes RegistryC. Bormann | Informational | April 2024 |
| 9290 | Concise Problem Details for Constrained Application Protocol (CoAP) APIsT. Fossati, C. Bormann | Proposed Standard | October 2022 |
| 9277 | On Stable Storage for Items in Concise Binary Object Representation (CBOR)M. Richardson, C. Bormann | Proposed Standard | August 2022 |
| 9254 | Encoding of Data Modeled with YANG in the Concise Binary Object Representation (CBOR)M. Veillette, Ed., I. Petrov, Ed., A. Pelov, C. Bormann, M. Richardson | Proposed Standard | July 2022 |
| 9237 | An Authorization Information Format (AIF) for Authentication and Authorization for Constrained Environments (ACE)C. Bormann | Proposed Standard | August 2022 |
| 9202 | Datagram Transport Layer Security (DTLS) Profile for Authentication and Authorization for Constrained Environments (ACE)S. Gerdes, O. Bergmann, C. Bormann, G. Selander, L. Seitz | Proposed Standard | August 2022 |
| 9193 | Sensor Measurement Lists (SenML) Fields for Indicating Data Value Content-FormatA. Keränen, C. Bormann | Proposed Standard | June 2022 |
| 9176 | Constrained RESTful Environments (CoRE) Resource DirectoryC. Amsüss, Ed., Z. Shelby, M. Koster, C. Bormann, P. van der Stok | Proposed Standard | April 2022 |
| 9165 | Additional Control Operators for the Concise Data Definition Language (CDDL)C. Bormann | Proposed Standard | December 2021 |
| 9164 | Concise Binary Object Representation (CBOR) Tags for IPv4 and IPv6 Addresses and PrefixesM. Richardson, C. Bormann | Proposed Standard | December 2021 |
| 9100 | Sensor Measurement Lists (SenML) Features and VersionsC. Bormann | Proposed Standard | August 2021 |
| 9090 | Concise Binary Object Representation (CBOR) Tags for Object IdentifiersC. Bormann | Proposed Standard | July 2021 |
| 8990 | GeneRic Autonomic Signaling Protocol (GRASP)C. Bormann, B. Carpenter, Ed., B. Liu, Ed. | Proposed Standard | May 2021 |
| 8949 | Concise Binary Object Representation (CBOR)C. Bormann, P. Hoffman | Internet Standard | December 2020 |
| 8930 | On Forwarding 6LoWPAN Fragments over a Multi-Hop IPv6 NetworkT. Watteyne, Ed., P. Thubert, Ed., C. Bormann | Proposed Standard | November 2020 |
| 8798 | Additional Units for Sensor Measurement Lists (SenML)C. Bormann | Proposed Standard | June 2020 |
| 8746 | Concise Binary Object Representation (CBOR) Tags for Typed ArraysC. Bormann, Ed. | Proposed Standard | February 2020 |
| 8742 | Concise Binary Object Representation (CBOR) SequencesC. Bormann | Proposed Standard | February 2020 |
| 8710 | Multipart Content-Format for the Constrained Application Protocol (CoAP)T. Fossati, K. Hartke, C. Bormann | Proposed Standard | February 2020 |
| 8610 | Concise Data Definition Language (CDDL): A Notational Convention to Express Concise Binary Object Representation (CBOR) and JSON Data StructuresH. Birkholz, C. Vigano, C. Bormann | Proposed Standard | June 2019 |
| 8428 | Sensor Measurement Lists (SenML)C. Jennings, Z. Shelby, J. Arkko, A. Keranen, C. Bormann | Proposed Standard | August 2018 |
| 8323 | CoAP (Constrained Application Protocol) over TCP, TLS, and WebSocketsC. Bormann, S. Lemay, H. Tschofenig, K. Hartke, B. Silverajan, B. Raymor, Ed. | Proposed Standard | February 2018 |
| 8307 | Well-Known URIs for the WebSocket ProtocolC. Bormann | Proposed Standard | January 2018 |
| 8138 | IPv6 over Low-Power Wireless Personal Area Network (6LoWPAN) Routing HeaderP. Thubert, Ed., C. Bormann, L. Toutain, R. Cragie | Proposed Standard | April 2017 |
| 8132 | PATCH and FETCH Methods for the Constrained Application Protocol (CoAP)P. van der Stok, C. Bormann, A. Sehgal | Proposed Standard | April 2017 |
| 7959 | Block-Wise Transfers in the Constrained Application Protocol (CoAP)C. Bormann, Z. Shelby, Ed. | Proposed Standard | August 2016 |
| 7400 | 6LoWPAN-GHC: Generic Header Compression for IPv6 over Low-Power Wireless Personal Area Networks (6LoWPANs)C. Bormann | Proposed Standard | November 2014 |
| 7252 | The Constrained Application Protocol (CoAP)Z. Shelby, K. Hartke, C. Bormann | Proposed Standard | June 2014 |
| 7228 | Terminology for Constrained-Node NetworksC. Bormann, M. Ersue, A. Keranen | Informational | May 2014 |
| 7049 | Concise Binary Object Representation (CBOR)C. Bormann, P. Hoffman · obsoleted by RFC 8949 | Proposed Standard | October 2013 |
| 6775 | Neighbor Discovery Optimization for IPv6 over Low-Power Wireless Personal Area Networks (6LoWPANs)Z. Shelby, Ed., S. Chakrabarti, E. Nordmark, C. Bormann | Proposed Standard | November 2012 |
| 6606 | Problem Statement and Requirements for IPv6 over Low-Power Wireless Personal Area Network (6LoWPAN) RoutingE. Kim, D. Kaspar, C. Gomez, C. Bormann | Informational | May 2012 |
| 6469 | RTP Payload Format for DV (IEC 61834) VideoK. Kobayashi, K. Mishima, S. Casner, C. Bormann | Proposed Standard | December 2011 |
| 5858 | IPsec Extensions to Support Robust Header Compression over IPsecE. Ertekin, C. Christou, C. Bormann | Proposed Standard | May 2010 |
| 5857 | IKEv2 Extensions to Support Robust Header Compression over IPsecE. Ertekin, C. Christou, R. Jasani, T. Kivinen, C. Bormann | Proposed Standard | May 2010 |
| 5856 | Integration of Robust Header Compression over IPsec Security AssociationsE. Ertekin, R. Jasani, C. Christou, C. Bormann | Informational | May 2010 |
| 5740 | NACK-Oriented Reliable Multicast (NORM) Transport ProtocolB. Adamson, C. Bormann, M. Handley, J. Macker | Proposed Standard | November 2009 |
| 5401 | Multicast Negative-Acknowledgment (NACK) Building BlocksB. Adamson, C. Bormann, M. Handley, J. Macker | Proposed Standard | November 2008 |
| 5049 | Applying Signaling Compression (SigComp) to the Session Initiation Protocol (SIP)C. Bormann, Z. Liu, R. Price, G. Camarillo, Ed. | Proposed Standard | December 2007 |
| 4629 | RTP Payload Format for ITU-T Rec. H.263 VideoJ. Ott, C. Bormann, G. Sullivan, S. Wenger, R. Even, Ed. | Proposed Standard | January 2007 |
| 3941 | Negative-Acknowledgment (NACK)-Oriented Reliable Multicast (NORM) Building BlocksB. Adamson, C. Bormann, M. Handley, J. Macker · obsoleted by RFC 5401 | Experimental | November 2004 |
| 3940 | Negative-acknowledgment (NACK)-Oriented Reliable Multicast (NORM) ProtocolB. Adamson, C. Bormann, M. Handley, J. Macker · obsoleted by RFC 5740 | Experimental | November 2004 |
| 3819 | Advice for Internet Subnetwork DesignersP. Karn, Ed., C. Bormann, G. Fairhurst, D. Grossman, R. Ludwig, J. Mahdavi, G. Montenegro, J. Touch, L. Wood | Best Current Practice | July 2004 |
| 3544 | IP Header Compression over PPPT. Koren, S. Casner, C. Bormann | Proposed Standard | July 2003 |
| 3485 | The Session Initiation Protocol (SIP) and Session Description Protocol (SDP) Static Dictionary for Signaling Compression (SigComp)M. Garcia-Martin, C. Bormann, J. Ott, R. Price, A. B. Roach | Proposed Standard | March 2003 |
| 3320 | Signaling Compression (SigComp)R. Price, C. Bormann, J. Christoffersson, H. Hannu, Z. Liu, J. Rosenberg | Proposed Standard | January 2003 |
| 3241 | Robust Header Compression (ROHC) over PPPC. Bormann | Proposed Standard | May 2002 |
| 3190 | RTP Payload Format for 12-bit DAT Audio and 20- and 24-bit Linear Sampled AudioK. Kobayashi, A. Ogawa, S. Casner, C. Bormann | Proposed Standard | January 2002 |
| 3189 | RTP Payload Format for DV (IEC 61834) VideoK. Kobayashi, A. Ogawa, S. Casner, C. Bormann · obsoleted by RFC 6469 | Proposed Standard | January 2002 |
| 3095 | RObust Header Compression (ROHC): Framework and four profiles: RTP, UDP, ESP, and uncompressedC. Bormann, C. Burmeister, M. Degermark, H. Fukushima, H. Hannu, L-E. Jonsson, R. Hakenberg, T. Koren, K. Le, Z. Liu, A. Martensson, A. Miyazaki, K. Svanbro, T. Wiebke, T. Yoshimura, H. Zheng | Proposed Standard | July 2001 |
| 2689 | Providing Integrated Services over Low-bitrate LinksC. Bormann | Informational | September 1999 |
| 2687 | PPP in a Real-time Oriented HDLC-like FramingC. Bormann | Proposed Standard | September 1999 |
| 2686 | The Multi-Class Extension to Multi-Link PPPC. Bormann | Proposed Standard | September 1999 |
| 2509 | IP Header Compression over PPPM. Engan, S. Casner, C. Bormann · obsoleted by RFC 3544 | Proposed Standard | February 1999 |
| 2429 | RTP Payload Format for the 1998 Version of ITU-T Rec. H.263 Video (H.263+)C. Bormann, L. Cline, G. Deisher, T. Gardos, C. Maciocco, D. Newell, J. Ott, G. Sullivan, S. Wenger, C. Zhu · obsoleted by RFC 4629 | Proposed Standard | October 1998 |