Release ledger
Canonical Atlas record
TS 31.122
Universal Subscriber Identity Module (USIM) conformance test specification
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
14 indexed Change Requests · 2 connected Work Items.
Showing 12 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0090 — invalidating Rel 18 version of 31.122
CR 0088 — Update to the applicability table
CR 0087 rev.2 — Introducing new TCs for GET IDENTITY command in 5G NSWO context
CR 0085 — 31.122-Updating the scope of Rel 18 specification to cover all prior Releases
CR 0082 — TC 7.1 related corrections
CR 0081 — Correction to table of optional feature and applicability table - 31_122
CR 0079 rev.3 — Add support of Rel-18 and Class D
CR 0080 — Changing the format of the Applicability table - 31.122
CR 0079 rev.2 — Add support of Rel-18 and Class D
CR 0087 rev.1 — Introducing new TCs for GET IDENTITY command in 5G NSWO context
CR 0087 — Introducing new TCs for GET IDENTITY command in 5G NSWO context
CR 0084 — Introducing new TCs for GET IDENTITY command in 5G NSWO context
Version history
Indexed versions
Showing 60 of 62 indexed versions.
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TS 31.122
(Small) Technical Enhancements and Improvements for Rel-6
Test - (Small) Technical Enhancements and Improvements for Rel-6
(Small) Technical Enhancements and Improvements for Rel-7
(Small) Technical Enhancements and Improvements for Rel-8
(Small) Technical Enhancements and Improvements for Rel-9
(Small) Technical Enhancements and Improvements for Rel-11
(Small) Technical Enhancements and Improvements for Rel-13
(Small) Technical Enhancements and Improvements for Rel-14
(Small) Test Technical Enhancements and Improvements for Rel-14
UE Conformance Test Aspects - CT6 aspects of 5G System
(Small) Test Technical Enhancements and Improvements for Rel-15
(Small) Technical Enhancements and Improvements for Rel-16
Historical association · verification pending(Small) Test Technical Enhancements and Improvements for Rel-16
Non-Seamless WLAN offload in 5GS
Historical association · verification pending(Small) Technical Enhancements and Improvements for Rel-17
(Small) Technical Enhancements and Improvements for Rel-18
Update of conformance test specifications to Rel-18
Update of conformance test specifications to Rel-19
USIM conformance test specification
(Small) Technical Enhancements and Improvements for R99
Knowledge graph
Related standards
No graph edges indexed yet. The graph API is available at this JSON endpoint.