| 2119 | Key words for use in RFCs to Indicate Requirement LevelsS. Bradner | Best Current Practice | March 1997 |
| 3031 | Multiprotocol Label Switching ArchitectureE. Rosen, A. Viswanathan, R. Callon | Proposed Standard | January 2001 |
| 3032 | MPLS Label Stack EncodingE. Rosen, D. Tappan, G. Fedorkow, Y. Rekhter, D. Farinacci, T. Li, A. Conta | Proposed Standard | January 2001 |
| 3270 | Multi-Protocol Label Switching (MPLS) Support of Differentiated ServicesF. Le Faucheur, Ed., L. Wu, B. Davie, S. Davari, P. Vaananen, R. Krishnan, P. Cheval, J. Heinanen | Proposed Standard | May 2002 |
| 3443 | Time To Live (TTL) Processing in Multi-Protocol Label Switching (MPLS) NetworksP. Agarwal, B. Akyol | Proposed Standard | January 2003 |
| 5462 | Multiprotocol Label Switching (MPLS) Label Stack Entry: "EXP" Field Renamed to "Traffic Class" FieldL. Andersson, R. Asati | Proposed Standard | February 2009 |
| 6291 | Guidelines for the Use of the "OAM" Acronym in the IETFL. Andersson, H. van Helvoort, R. Bonica, D. Romascanu, S. Mansfield | Best Current Practice | June 2011 |
| 6790 | The Use of Entropy Labels in MPLS ForwardingK. Kompella, J. Drake, S. Amante, W. Henderickx, L. Yong | Proposed Standard | November 2012 |
| 7325 | MPLS Forwarding Compliance and Performance RequirementsC. Villamizar, Ed., K. Kompella, S. Amante, A. Malis, C. Pignataro | Informational | August 2014 |
| 7841 | RFC Streams, Headers, and BoilerplatesJ. Halpern, Ed., L. Daigle, Ed., O. Kolkman, Ed. | Informational | May 2016 |
| 8126 | Guidelines for Writing an IANA Considerations Section in RFCsM. Cotton, B. Leiba, T. Narten | Best Current Practice | June 2017 |
| 8174 | Ambiguity of Uppercase vs Lowercase in RFC 2119 Key WordsB. Leiba | Best Current Practice | May 2017 |
| 8664 | Path Computation Element Communication Protocol (PCEP) Extensions for Segment RoutingS. Sivabalan, C. Filsfils, J. Tantsura, W. Henderickx, J. Hardwick | Proposed Standard | December 2019 |
| 9017 | Special-Purpose Label TerminologyL. Andersson, K. Kompella, A. Farrel | Proposed Standard | April 2021 |
| 9613 | Requirements for Solutions that Support MPLS Network Actions (MNAs)M. Bocci, Ed., S. Bryant, J. Drake | Informational | August 2024 |
| 9714 | Encapsulation for MPLS Performance Measurement with the Alternate-Marking MethodW. Cheng, Ed., X. Min, Ed., T. Zhou, J. Dai, Y. Peleg | Proposed Standard | February 2025 |
| 9789 | MPLS Network Actions (MNAs) FrameworkL. Andersson, S. Bryant, M. Bocci, T. Li | Informational | July 2025 |
| 9791 | Use Cases for MPLS Network Action Indicators and Ancillary DataT. Saad, K. Makhijani, H. Song, G. Mirsky | Informational | July 2025 |