3GPP Atlas

Canonical Atlas record

TS 29.501

5G System; Principles and Guidelines for Services Definition; Stage 3

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Responsible WGC4
StatusUnder change control
Initial releaseRel-15
Selected releaseRel-18
Latest indexed version20.0.0
Series29
TypeTS
Visual answer

TS 29.501 relationship map

Services definition principles

Rel-18mixed provenance
TS 29.501Services definition principles
TS 29.5005GS service-based architecture realizationCT4 · Stage 3 · Corerelease validity not yet mappedAtlas curatedTS 29.502Session Management ServicesCT4 · Stage 3 · Core△ changed · release validity not yet mapped · changed in Rel-18Atlas curatedTS 29.510NRF servicesCT4 · Stage 3 · Corerelease validity not yet mappedAtlas curatedTS 29.518Access and Mobility Management ServicesCT4 · Stage 3 · Corerelease validity not yet mappedAtlas curatedTS 29.571Common SBI data typesCT4 · Stage 3 · Corerelease validity not yet mappedAtlas curated
TS 23.5015GS architectureSA2 · Stage 2 · Corerelease validity not yet mappedAtlas curatedTS 23.5025GS proceduresSA2 · Stage 2 · Corerelease validity not yet mappedAtlas curatedTS 29.5005GS service-based architecture realizationCT4 · Stage 3 · Corerelease validity not yet mappedAtlas curatedTS 29.502Session Management ServicesCT4 · Stage 3 · Core△ changed · release validity not yet mapped · changed in Rel-18Atlas curatedTS 29.5033GPP specificationrelease validity not yet mappedAtlas curatedTS 29.5093GPP specificationrelease validity not yet mappedAtlas curatedTS 29.510NRF servicesCT4 · Stage 3 · Corerelease validity not yet mappedAtlas curatedTS 29.518Access and Mobility Management ServicesCT4 · Stage 3 · Corerelease validity not yet mappedAtlas curated
Release evidence
Rel-18WIAccess Traffic Steering, Switching and Splitting Phase 3
Rel-18CRTS 29.502 · CR 0639 rev.3: Support related to non-3GPP access path switching

Release-aware filtering uses explicit relationship validity where mapped and official initial-release metadata where available. Unknown relationship validity remains visible and labelled rather than guessed.

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.

Release ledger

Version · WI · CR evidence by release

Rel-13no version indexed1 WI0 CRs
Rel-1515.9.02 WI133 CRs · 53 approved
Rel-1616.8.03 WI65 CRs · 30 approved
Rel-1717.9.02 WI71 CRs · 35 approved
Rel-1818.7.02 WI46 CRs · 22 approved
Rel-1919.5.02 WI41 CRs · 15 approved
Rel-2020.0.01 WI3 CRs · 1 approved

Rel-18 snapshot

Work affecting this release

46 indexed Change Requests · 2 connected Work Items.

Showing 12 CR records from the available cross-release sample. Browse release CR records (JSON) →

CR 0175 — Query parameter clarification

CR 0164 rev.1 — Restore deleted clause

CR 0162 — HTTP RFCs obsoleted by IETF RFC 9110 and 9113

CR 0155 rev.1 — HTTP Multipart message support in PATCH Request

CR 0154 rev.1 — Query Parameter clarification

CR 0150 rev.1 — Optional usage of 3GPP Forge as normative storage of OpenAPI files

CR 0151 — Case-insensitive hexadecimal encoding

CR 0149 rev.1 — Update of SBI TS skeleton template

CR 0148 rev.1 — ProblemDetails RFC 7807 obsoleted by 9457

CR 0147 — wrong CR implementation

CR 0142 rev.2 — Prefix in Callback URIs

CR 0145 — Uptade of the template to add ABNF

Version history

Indexed versions

Showing 57 of 57 indexed versions.

20.0.0Rel-20CT#1122026-07-01
19.5.0Rel-19CT#1122026-07-01
19.4.0Rel-19CT#1102026-01-06
19.3.0Rel-19CT#1092025-09-28
19.2.0Rel-19CT#1082025-06-13
19.1.0Rel-19CT#1062025-01-07
18.7.0Rel-18CT#1062025-01-07
17.9.0Rel-17CT#1062025-01-07
16.8.0Rel-16CT#1062025-01-07
15.9.0Rel-15CT#1062025-01-07
19.0.0Rel-19CT#1052024-09-19
18.6.0Rel-18CT#1052024-09-19
18.5.0Rel-18CT#1042024-06-26
18.4.0Rel-18CT#1022024-01-02
17.8.0Rel-17CT#1022024-01-02
18.3.0Rel-18CT#1012023-09-19
18.2.0Rel-18CT#1002023-06-26
18.1.0Rel-18CT#992023-03-28
18.0.0Rel-18CT#98-e2022-12-15
17.7.0Rel-17CT#97-e2022-09-23
16.7.0Rel-16CT#97-e2022-09-23
17.6.0Rel-17CT#962022-06-23
17.5.0Rel-17CT#95-e2022-03-18
17.4.1Rel-17CT#94-e2021-12-30
17.4.0Rel-17CT#94-e2021-12-16
17.3.1Rel-17CT#93-e2021-09-21
17.3.0Rel-17CT#93-e2021-09-16
17.2.0Rel-17CT#92-e2021-06-29
16.6.0Rel-16CT#92-e2021-06-29
17.1.0Rel-17CT#91-e2021-03-30
17.0.0Rel-17CT#90-e2020-12-11
16.5.0Rel-16CT#89-e2020-09-24
15.8.0Rel-15CT#89-e2020-09-24
16.4.0Rel-16CT#88-e2020-07-06
16.3.0Rel-16CT#87-e2020-03-30
15.7.0Rel-15CT#87-e2020-03-30
16.2.0Rel-16CT#862019-12-20
15.6.0Rel-15CT#862019-12-20
16.1.0Rel-16CT#852019-09-18
15.5.0Rel-15CT#852019-09-18
16.0.0Rel-16CT#842019-06-13
15.4.0Rel-15CT#842019-06-13
15.3.0Rel-15CT#832019-03-22
15.2.0Rel-15CT#822018-12-19
15.1.0Rel-15CT#812018-09-22
15.0.1Rel-15CT#802018-07-02
15.0.0Rel-15CT#802018-06-15
2.0.0Rel-15 · pre-approvalCT#802018-06-07
1.2.0Rel-15 · pre-approvalCT4#852018-06-07
1.1.1Rel-15 · pre-approvalCT4#842018-05-04
1.1.0Rel-15 · pre-approvalCT4#842018-05-02
1.0.0Rel-15 · pre-approvalCT#792018-03-12
0.5.0Rel-15 · pre-approvalCT4#832018-03-12
0.4.0Rel-15 · pre-approvalCT4#822018-02-05
0.3.0Rel-15 · pre-approvalCT4#812017-12-11
0.2.0Rel-15 · pre-approvalCT4#802017-11-03
0.1.0Rel-15 · pre-approvalCT4#802017-10-13

Atlas classifications

Meaning and provenance

No Atlas classifications have been attached yet.

Work Items

Standards work connected to TS 29.501

DUMMY

Awaiting formal work item

Rel-13parsed
5GS_Ph1

5G System - Phase 1

Rel-15official
5GS_Ph1-CT

CT aspects of 5G System - Phase 1

Rel-15official
5G_eSBA

Enhancements to the Service-Based 5G System Architecture

Historical association · verification pending
Rel-16historical link
NSORAF

Nsoraf Service Based Interface

Rel-16parsed
TEI16

(Small) Technical Enhancements and Improvements for Rel-16

Historical association · verification pending
Rel-16historical link
SBIProtoc17

Service Based Interface Protocol Improvements Release 17

Rel-17parsed
TEI17

(Small) Technical Enhancements and Improvements for Rel-17

Rel-17parsed
SBIProtoc18

Service Based Interface Protocol Improvements Release 18

Rel-18parsed
TEI18

(Small) Technical Enhancements and Improvements for Rel-18

Rel-18parsed
SBIProtoc19

Service Based Interface Protocol Improvements Release 19

Rel-19parsed
TEI19

(Small) Technical Enhancements and Improvements for Rel-19

Rel-19parsed
SBIProtoc20-CT

Service Based Interface Protocol Improvements for Release 20

Rel-20parsed

Knowledge graph

Related standards

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