TS Latest: Rel-19 Services Multi-Gen

TS 31.131 – C Language Binding for (U)SIM API

3GPP TS 31.131 is the 3GPP Technical Specification for C Language Binding for (U)SIM API. It is published in 12 releases (Rel-8 to Rel-19); the latest version is 19.0.0 in Rel-19.

Defines C programming language interface for (U)SIM toolkit applications, enabling development of card applications using proactive commands.

Read TS 31.131 →

Document type
Technical Specification
Latest release
Rel-19
Latest version
19.0.0
Series
Category
Services
Network layer
UE
Technology
Multi-Gen

Releases and versions of TS 31.131

ReleaseLatest versionLinks
Rel-19 19.0.0 Read · Download (3GPP)
Rel-18 18.0.0 Read · Download (3GPP)
Rel-17 17.0.0 Read · Download (3GPP)
Rel-16 16.0.0 Read · Download (3GPP)
Rel-15 15.0.0 Read · Download (3GPP)
Rel-14 14.0.0 Read · Download (3GPP)
Rel-13 13.0.0 Read · Download (3GPP)
Rel-12 12.0.0 Read · Download (3GPP)
Rel-11 11.0.0 Read · Download (3GPP)
Rel-10 10.0.0 Read · Download (3GPP)
Rel-9 9.0.0 Read · Download (3GPP)
Rel-8 8.1.0 Read · Download (3GPP)

Scope of TS 31.131

Category: Services (SIM/USIM Toolkit). Technology generation: Multi-Gen. Network layer: UE.

Who should read this specification?

Implementation notes

Complexity level: Intermediate. Implementation difficulty: Medium.

Key technologies

SIMUSIMUICCSTK

Specifications referenced by TS 31.131

Specifications that reference TS 31.131

Other specifications in the 31 series

Related glossary terms

APIINFOSWMAPDUParameterNULLSMS-PPTPDUBER-TLVSATNAAELF

Related topics

Lawful Intercept

Frequently asked questions

What is 3GPP TS 31.131?

3GPP TS 31.131 is the 3GPP Technical Specification for C Language Binding for (U)SIM API. Defines C programming language interface for (U)SIM toolkit applications, enabling development of card applications using proactive commands.

Which 3GPP releases include TS 31.131?

TS 31.131 is published in 12 releases, from Rel-8 to Rel-19. The latest version on 3GPP Explorer is 19.0.0 (Rel-19).

What category does TS 31.131 belong to?

TS 31.131 belongs to the Services (SIM/USIM Toolkit) category of 3GPP specifications. It applies to Multi-Gen networks.

View the full specification with interactive table of contents, version history, and AI analysis.

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