Release ledger
Canonical Atlas record
TS 29.521
5G System; Binding Support Management Service; Stage 3
Responsible WGC3
StatusUnder change control
Initial releaseRel-15
Selected releaseRel-18
Latest indexed version20.1.0
Series29
TypeTS
Release evolution
Compare evidence between releases
Use indexed version, Work Item and Change Request evidence to see what changed around this specification. This is an evidence trail, not a clause-by-clause normative diff.
Rel-18 snapshot
Work affecting this release
53 indexed Change Requests · 6 connected Work Items.
Showing 12 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0240 — Wrong attribute name for PCF binding
CR 0211 — Update of info and externalDocs fields
CR 0209 rev.1 — Corrections on the location of pcfBindings resource
CR 0208 — Corrections on BSF Notification
CR 0204 — Update of info and externalDocs fields
CR 0203 rev.1 — Add the missing description fields for the reused data types
CR 0202 rev.1 — Move some data types definition to the correct clause
CR 0200 — Update of info and externalDocs fields
CR 0199 — revoking the update of S-NSSAI
CR 0194 rev.1 — IETF RFC 7540, RFC 7807 obsoleted by RFC 9113 and RFC 9457 respectively
CR 0192 rev.1 — feature naming for network slice replacement
CR 0191 — Update of info and externalDocs fields
Version history
Indexed versions
Showing 55 of 55 indexed versions.
20.1.0Rel-20CT#1132026-09-24
19.7.0Rel-19CT#1132026-09-24
18.7.0Rel-18CT#1132026-09-24
17.11.0Rel-17CT#1132026-09-24
16.11.0Rel-16CT#1132026-09-24
20.0.0Rel-20CT#1122026-06-19
19.6.0Rel-19CT#1112026-03-18
19.5.0Rel-19CT#1102026-01-14
19.4.0Rel-19CT#1092025-09-24
19.3.0Rel-19CT#1082025-06-16
19.2.0Rel-19CT#1072025-03-14
19.1.0Rel-19CT#1062024-12-19
19.0.0Rel-19CT#1052024-09-16
18.6.0Rel-18CT#1052024-09-16
17.10.0Rel-17CT#1052024-09-16
18.5.0Rel-18CT#1042024-06-24
18.4.0Rel-18CT#1032024-03-25
18.3.0Rel-18CT#1022023-12-18
18.2.0Rel-18CT#1002023-06-27
17.9.0Rel-17CT#1002023-06-27
18.1.0Rel-18CT#992023-03-29
17.8.0Rel-17CT#992023-03-29
18.0.0Rel-18CT#98-e2022-12-16
17.7.0Rel-17CT#98-e2022-12-16
17.6.0Rel-17CT#97-e2022-09-16
17.5.0Rel-17CT#962022-06-10
17.4.0Rel-17CT#95-e2022-03-22
16.10.0Rel-16CT#95-e2022-03-22
17.3.0Rel-17CT#94-e2021-12-23
16.9.0Rel-16CT#94-e2021-12-22
17.2.0Rel-17CT#93-e2021-09-23
17.1.0Rel-17CT#92-e2021-06-25
16.8.0Rel-16CT#92-e2021-06-25
17.0.0Rel-17CT#91-e2021-04-02
16.7.0Rel-16CT#91-e2021-04-02
16.6.0Rel-16CT#90-e2020-12-18
16.5.0Rel-16CT#89-e2020-09-25
16.4.0Rel-16CT#88-e2020-07-10
15.6.0Rel-15CT#88-e2020-07-10
16.3.0Rel-16CT#87-e2020-03-27
16.2.0Rel-16CT#862019-12-23
16.1.0Rel-16CT#852019-09-27
15.5.0Rel-15CT#852019-09-27
16.0.0Rel-16CT#842019-06-18
15.4.0Rel-15CT#842019-06-18
15.3.0Rel-15CT#832019-03-28
15.2.0Rel-15CT#822018-12-24
15.1.0Rel-15CT#812018-09-21
15.0.0Rel-15CT#802018-06-22
1.0.0Rel-15 · pre-approvalCT#802018-06-07
0.4.0Rel-15 · pre-approvalCT3#972018-05-30
0.3.0Rel-15 · pre-approvalCT3#962018-04-26
0.2.0Rel-15 · pre-approvalCT3#952018-03-27
0.1.0Rel-15 · pre-approvalCT3#952018-03-27
0.0.0Rel-15 · pre-approvalCT3#942018-03-27
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TS 29.521
5GS_Ph1-CT
Rel-15officialCT aspects of 5G System - Phase 1
5G_eSBA
Rel-16historical linkEnhancements to the Service-Based 5G System Architecture
Historical association · verification pending5WWC
Rel-16historical linkWireless and Wireline Convergence for the 5G system architecture
Historical association · verification pendingTEI16
Rel-16historical link(Small) Technical Enhancements and Improvements for Rel-16
Historical association · verification pendingVertical_LAN
Rel-16historical link5GS Enhanced support of Vertical and LAN Services
Historical association · verification pendingeNA
Rel-16historical linkEnablers for Network Automation for 5G
Historical association · verification pendingen5GPccSer
Rel-16parsedEnhancement of 5G PCC related services
5G_ProSe
Rel-17parsedProximity based Services in 5GS
5MBS
Rel-17parsedMulticast-broadcast services in 5G
IIoT
Rel-17parsedSupport of Enhanced Industrial IIoT
SBIProtoc17
Rel-17historical linkService Based Interface Protocol Improvements Release 17
Historical association · verification pendingTEI17
Rel-17parsed(Small) Technical Enhancements and Improvements for Rel-17
TEI17_DCAMP
Rel-17parsedDynamically Changing AM Policies in the 5GC
5MBS_Ph2
Rel-18historical link5G multicast-broadcast services Phase 2
Historical association · verification pendingSBIProtoc18
Rel-18parsedService Based Interface Protocol Improvements Release 18
TEI18
Rel-18parsed(Small) Technical Enhancements and Improvements for Rel-18
TEI18_IPv6PD
Rel-18parsedGeneral Support of IPv6 Prefix Delegation in 5GS
eNS_Ph3
Rel-18parsedNetwork Slicing Phase 3
eUEPO
Rel-18parsedEnhancement of 5G UE Policy
SBIProtoc19
Rel-19parsedService Based Interface Protocol Improvements Release 19
TEI19
Rel-19parsed(Small) Technical Enhancements and Improvements for Rel-19
SBIProtoc20-CT
Rel-20parsedService Based Interface Protocol Improvements for Release 20
TEI20
Rel-20parsed(Small) Technical Enhancements and Improvements for Rel-20
Knowledge graph
Related standards
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