ETSI TS 129 514 V18.13.0 (2026-03)

5G; 5G System; Policy Authorization Service; Stage 3 (3GPP TS 29.514 version 18.13.0 Release 18)

RTS/TSGC-0329514vid0

General Information

• Status: Not Published
• Technical Committee: 3GPP CT 3 - Interworking with external networks (formely CN3)
• Current Stage: 8 - Draft receipt by ETSI Secretariat
• Completion Date: 10-Mar-2026

Standards Content (Sample)

TECHNICAL SPECIFICATION
5G;
5G System;
Policy Authorization Service;
Stage 3
(3GPP TS 29.514 version 18.13.0 Release 18)


3GPP TS 29.514 version 18.13.0 Release 18 1 ETSI TS 129 514 V18.13.0 (2026-03)

Reference
RTS/TSGC-0329514vid0
Keywords
5G
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ETSI
3GPP TS 29.514 version 18.13.0 Release 18 2 ETSI TS 129 514 V18.13.0 (2026-03)
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ETSI
3GPP TS 29.514 version 18.13.0 Release 18 3 ETSI TS 129 514 V18.13.0 (2026-03)
Contents
Intellectual Property Rights . 2
Legal Notice . 2
Modal verbs terminology . 2
Foreword . 10
1 Scope . 11
2 References . 11
3 Definitions and abbreviations . 13
3.1 Definitions . 13
3.2 Abbreviations . 14
4 Npcf_PolicyAuthorization Service . 15
4.1 Service Description . 15
4.1.1 Overview . 15
4.1.2 Service Architecture . 15
4.1.3 Network Functions . 16
4.1.3.1 Policy Control Function (PCF) . 16
4.1.3.2 NF Service Consumers . 17
4.2 Service Operations . 18
4.2.1 Introduction. 18
4.2.2 Npcf_PolicyAuthorization_Create service operation. 18
4.2.2.1 General . 18
4.2.2.2 Initial provisioning of service information . 20
4.2.2.3 Gate control . 25
4.2.2.4 Initial Background Data Transfer policy indication . 25
4.2.2.5 Initial provisioning of sponsored connectivity information . 25
4.2.2.6 Subscriptions to Service Data Flow QoS notification control . 26
4.2.2.7 Subscription to Service Data Flow Deactivation. 27
4.2.2.8 Initial provisioning of traffic routing and service function chaining information . 27
4.2.2.9 Void. 29
4.2.2.10 Subscription to resources allocation outcome . 29
4.2.2.11 Void. 30
4.2.2.12 Invocation of Multimedia Priority Services . 30
4.2.2.12.1 General . 30
4.2.2.12.2 MPS for DTS . 30
4.2.2.12.3 Provisioning of MPS for DTS signalling flow information . 31
4.2.2.13 Support of content versioning . 31
4.2.2.14 Request of access network information. 32
4.2.2.15 Initial provisioning of service information status . 32
4.2.2.16 Provisioning of signalling flow information . 32
4.2.2.17 Support of resource sharing. 33
4.2.2.18 Indication of Emergency traffic . 33
4.2.2.19 Invocation of MCPTT . 34
4.2.2.20 Invocation of MCVideo . 34
4.2.2.21 Priority sharing indication . 35
4.2.2.22 Subscription to Out of Credit notification . 35
4.2.2.23 Subscriptions to Service Data Flow QoS Monitoring Information . 35
4.2.2.23.1 Subscriptions to QoS Monitoring at AF session level . 35
4.2.2.23.2 Subscriptions to QoS Monitoring for one or more service data flow(s) . 37
4.2.2.24 Provisioning of TSCAI input Information and QoS related data . 38
4.2.2.25 Provisioning of TSC user plane node management information and port management
information . 39
4.2.2.26 Invocation of Mission Critical Services . 40
4.2.2.27 P-CSCF restoration enhancements . 40
4.2.2.29 Support of FLUS feature . 41
4.2.2.30 Subscription to EPS Fallback report . 41
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4.2.2.31 Subscription to TSC user plane node related events . 42
4.2.2.32 Initial provisioning of required QoS information . 42
4.2.2.33 Support of QoSHint feature . 43
4.2.2.34 Subscription to Reallocation of Credit notification . 43
4.2.2.35 Subscription to satellite backhaul category changes . 43
4.2.2.36 Subscription to the report of extra UE addresses . 43
4.2.2.37 Provisioning of multi-modal services. 44
4.2.2.38 Initial provisioning of Round-Trip latency requirements . 44
4.2.2.39 Provisioning of PDU Set handling related data . 45
4.2.2.41 Subscription to Packet Delay Variation monitoring . 45
4.2.2.42 Initial provisioning of traffic information for UE power saving management . 46
4.2.2.43 Provisioning of the indication of ECN marking for L4S support . 47
4.2.2.44 Subscription to Round-Trip delay over two QoS flows . 47
4.2.2.45 Provisioning of the QoS timing information . 48
4.2.3 Npcf_PolicyAuthorization_Update service operation . 49
4.2.3.1 General . 49
4.2.3.2 Modification of service information. 50
4.2.3.3 Gate control . 53
4.2.3.4 Background Data Transfer policy indication at policy authorization update . 54
4.2.3.5 Modification of sponsored connectivity information . 54
4.2.3.6 Modification of Subscription to Service Data Flow QoS notification control . 55
4.2.3.7 Modification of Subscription to Service Data Flow Deactivation. 55
4.2.3.8 Update of traffic routing and service function chaining information . 56
4.2.3.9 Void. 57
4.2.3.10 Modification of subscription to resources allocation outcome . 57
4.2.3.11 Void. 57
4.2.3.12 Modification of Multimedia Priority Services . 57
4.2.3.13 Support of content versioning . 58
4.2.3.14 Request of access network information. 58
4.2.3.15 Modification of service information status . 59
4.2.3.16 Support of SIP forking . 59
4.2.3.17 Provisioning of signalling flow information . 59
4.2.3.18 Support of resource sharing. 60
4.2.3.19 Modification of MCPTT . 60
4.2.3.20 Modification of MCVideo . 60
4.2.3.21 Priority sharing indication . 60
4.2.3.22 Modification of Subscription to Out of Credit notification . 61
4.2.3.23 Modification of Subscription to Service Data Flow QoS Monitoring Information . 61
4.2.3.23.1 Modification of Subscriptions to QoS Monitoring at AF session level . 61
4.2.3.23.2 Modification of Subscriptions to QoS Monitoring for one or more service data flow(s) . 63
4.2.3.24 Update of TSCAI Input Information and TSC QoS related data . 63
4.2.3.25 Provisioning of TSC user plane node management information and port management
information . 64
4.2.3.26 Modification of Mission Critical Services . 64
4.2.3.28 Support of FLUS feature . 64
4.2.3.29 Subscription to EPS Fallback report . 65
4.2.3.30 Modification of required QoS information . 65
4.2.3.31 Support of QoSHint feature . 66
4.2.3.32 Modification of Subscription to Reallocation of Credit notification . 66
4.2.3.33 Modification of Subscription to satellite backhaul category changes . 66
4.2.3.34 Modification of Subscription to TSC user plane node related events . 67
4.2.3.35 Modification of the subscription to the report of extra UE addresses . 67
4.2.3.36 Modification of multi-modal services . 68
4.2.3.37 Modification of Round-Trip latency requirements . 68
4.2.3.38 Update of PDU Set handling related data . 68
4.2.3.39 Modification of Subscription to TSC user plane node related events . 68
4.2.3.40 Modification of Packet Delay Variation monitoring requirement . 69
4.2.3.41 Modification of traffic information for UE power saving management . 69
4.2.3.42 Provisioning of the indication of ECN marking for L4S support . 70
4.2.3.43 Modification of Round-Trip delay over two QoS flows . 70
4.2.3.44 Modification of the QoS timing information . 70
4.2.4 Npcf_PolicyAuthorization_Delete service operation . 70
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4.2.4.1 General . 70
4.2.4.2 AF application session context termination . 71
4.2.4.3 Reporting usage for sponsored data connectivity . 72
4.2.4.4 Void. 72
4.2.4.5 Termination of Multimedia Priority Services . 72
4.2.4.6 Request and report of access network information . 72
4.2.4.7 Termination of MCPTT . 74
4.2.4.8 Termination of MCVideo . 74
4.2.4.9 Priority sharing indication . 74
4.2.4.10 Report of RAN-NAS release cause . 74
4.2.4.11 Termination of Mission Critical Services . 75
4.2.4.12 Void. 75
4.2.5 Npcf_PolicyAuthorization_Notify service operation . 75
4.2.5.1 General . 75
4.2.5.2 Notification about application session context event . 76
4.2.5.3 Notification about application session context termination . 78
4.2.5.4 Notification about Service Data Flow QoS notification control . 79
4.2.5.5 Notification about Service Data Flow Deactivation . 80
4.2.5.6 Reporting usage for sponsored data connectivity . 82
4.2.5.7 Void. 82
4.2.5.8 Notification about resources allocation outcome . 82
4.2.5.9 Void. 83
4.2.5.10 Notification of signalling path status . 83
4.2.5.11 Reporting access network information . 84
4.2.5.12 Notification about Out of Credit . 86
4.2.5.13 Notification about TSC user plane node management information and/or port management

information detection, Individual Application Session Context exists . 86
4.2.5.14 Notification about Service Data Flow QoS Monitoring control . 87
4.2.5.15 Report of EPS Fallback . 88
4.2.5.16 Notification about TSC user plane node Information, no Individual Application Session Context
exists . 88
4.2.5.17 Notification about Reallocation of Credit . 89
4.2.5.18 Notification of MPS for DTS Outcome . 90
4.2.5.19 Notification about Application Detection Information . 90
4.2.5.20 Notification about satellite backhaul category changes . 90
4.2.5.21 Notification about UP change enforcement failure . 91
4.2.5.22 Notification about PDU session established/terminated events . 91
4.2.5.23 Notification about extra UE addresses . 92
4.2.5.24 Notification about BAT offset. 93
4.2.5.25 Notification about URSP rule enforcement information . 93
4.2.5.26 Notification about Packet Delay Variation . 93
4.2.5.27 Notification about 5GS support for Policy Control for L4S. . 94
4.2.5.28 Notification about Round-Trip delay over two QoS flows . 94
4.2.5.29 Event notification for AF requested QoS for a UE or group of UE(s) not identified by UE

address(es) . 94
4.2.6 Npcf_PolicyAuthorization_Subscribe service operation . 95
4.2.6.1 General . 95
4.2.6.2 Handling of subscription to events for the existing application session context . 95
4.2.6.3 Initial subscription to events without provisioning of service information . 97
4.2.6.4 Subscription to usage monitoring of sponsored data connectivity . 99
4.2.6.5 Void. 100
4.2.6.6 Request of access network information. 100
4.2.6.7 Subscription to notification of signalling path status . 100
4.2.6.8 Subscription to Service Data Flow QoS Monitoring Information . 101
4.2.6.9 Subscription to application detection notification . 102
4.2.6.10 Subscription to satellite backhaul category changes . 102
4.2.6.11 Subscription to TSC user plane node related events . 103
4.2.6.12 Subscription to the report of extra UE addresses . 103
4.2.6.13 Void. 104
4.2.6.14 Subscription to notifications about URSP rule enforcement information . 104
4.2.7 Npcf_PolicyAuthorization_Unsubscribe service operation . 104
4.2.7.1 General . 104
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4.2.7.2 Unsubscription to events . 105
5 Npcf_PolicyAuthorization Service API . 105
5.1 Introduction . 105
5.2 Usage of HTTP . 106
5.2.1 General . 106
5.2.2 HTTP standard headers . 106
5.2.2.1 General . 106
5.2.2.2 Content type . 106
5.2.3 HTTP custom headers . 106
5.3 Resources . 106
5.3.1 Resource Structure . 106
5.3.2 Resource: Application Sessions (Collection) . 108
5.3.2.1 Description . 108
5.3.2.2 Resource definition . 108
5.3.2.3 Resource Standard Methods . 108
5.3.2.3.1 POST . 108
5.3.2.4 Resource Custom Operations . 109
5.3.2.4.1 Overview . 109
5.3.2.4.2 Operation: PcscfRestoration . 109
5.3.3 Resource: Individual Application Session Context (Document) . 110
5.3.3.1 Description . 110
5.3.3.2 Resource definition . 110
5.3.3.3 Resource Standard Methods . 111
5.3.3.3.1 GET . 111
5.3.3.3.2 PATCH . 112
5.3.3.4 Resource Custom Operations . 114
5.3.3.4.1 Overview . 114
5.3.3.4.2 Operation: delete . 114
5.3.4 Resource: Events Subscription (Document) . 115
5.3.4.1 Description . 115
5.3.4.2 Resource definition . 116
5.3.4.3 Resource Standard Methods . 116
5.3.4.3.1 PUT . 116
5.3.4.3.2 DELETE . 118
5.3.3.4 Resource Custom Operations . 119
5.4 Custom Operations without associated resources. 119
5.5 Notifications . 119
5.5.1 General . 119
5.5.2 Event Notification . 120
5.5.2.1 Description . 120
5.5.2.2 Target URI . 120
5.5.2.3 Standard Methods . 120
5.5.2.3.1 POST . 120
5.5.3 Termination Request . 121
5.5.3.1 Description . 121
5.5.3.2 Target URI . 121
5.5.3.3 Standard Methods . 122
5.5.3.3.1 POST . 122
5.5.4 Detected 5GS Bridge for a PDU session . 123
5.5.4.1 Description . 123
5.5.4.2 Target URI . 123
5.5.4.3 Standard Methods . 123
5.5.4.3.1 POST . 123
5.5.5 Notification about PDU session event . 124
5.5.5.1 Description . 124
5.5.5.2 Target URI . 125
5.5.5.3 Standard Methods . 125
5.5.5.3.1 POST . 125
5.6 Data Model . 126
5.6.1 General . 126
5.6.2 Structured data types . 135
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5.6.2.1 Introduction . 135
5.6.2.2 Type AppSessionContext . 136
5.6.2.3 Type AppSessionContextReqData . 137
5.6.2.4 Type AppSessionContextRespData . 140
5.6.2.5 Type AppSessionContextUpdateData . 141
5.6.2.6 Type EventsSubscReqData . 144
5.6.2.7 Type MediaComponent . 147
5.6.2.8 Type MediaSubComponent . 152
5.6.2.9 Type EventsNotification . 153
5.6.2.10 Type AfEventSubscription . 157
5.6.2.11 Type AfEventNotification . 158
5.6.2.12 Type TerminationInfo . 158
5.6.2.13 Type AfRoutingRequirement . 159
5.6.2.14 Type ResourcesAllocationInfo . 160
5.6.2.15 Type QosNotificationControlInfo .
...